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This page is updated frequently with new Anaerobic-related patent applications. Subscribe to the Anaerobic RSS feed to automatically get the update: related Anaerobic RSS feeds. RSS updates for this page: Anaerobic RSS RSS


Processes for anaerobic bioconversion of hydrogen-containing gases to oxygenated organic compounds

Dual flow septic vent


Date/App# patent app List of recent Anaerobic-related patents
08/20/15
20150232360 
 Apparatus and  anaerobic wastewater treatment with membrane distillation patent thumbnailApparatus and anaerobic wastewater treatment with membrane distillation
Disclosed is an apparatus and method for anaerobic wastewater treatment, which combines membrane distillation and biological treatment to improve treated water quality, performs anaerobic treatment to the wastewater to generate bio-gas and effectively restrain contamination of a membrane surface. The apparatus comprises a bio-reactor, submerged membrane modules, rotary disks and fluidizable media, wherein the bio-reactor is configured to give a space for filtration and biological treatment of wastewater and operated under an anaerobic condition, wherein the modules are provided in the bio-reactor to filter the wastewater, and wherein the rotary disks are provided at both sides of the module to induce turbulence of the wastewater and moving of the fluidizable media, wherein a channel is provided in the modules so that a cooling water flows therein, moisture of the wastewater is evaporated due to a temperature difference of the wastewater and the cooling water, moved to the channel..
Korea Institute Of Science And Technology


08/13/15
20150225749 
 High moisture, renewable feedstock use in integrated  anaerobic treatment and syngas fermentation to alcohols patent thumbnailHigh moisture, renewable feedstock use in integrated anaerobic treatment and syngas fermentation to alcohols
Even for relatively large syngas to ethanol (or other chemical) production facilities, such wastes could represent a significant fraction of needed resources for syngas fermentation. The proper integration of the anaerobic digestion process, post treatment, and use of fractionated components are also believed to represent a considerable savings in overall production costs..

08/13/15
20150225748 
 Processes for anaerobic bioconversion of hydrogen-containing gases to oxygenated organic compounds patent thumbnailProcesses for anaerobic bioconversion of hydrogen-containing gases to oxygenated organic compounds
anaerobic processes for the bioconversion of syngas to oxygenated organic compounds in an aqueous menstruum are disclosed where exogenous carbon dioxide is used to provide a syngas-containing substrate gas having a desired electron to carbon ratio. The exogenous carbon dioxide contains free oxygen, and the aqueous menstruum withdrawn for product recovery is contacted with the exogenous carbon dioxide to reduce its oxygen concentration before being supplied as part of the substrate gas..

08/13/15
20150225270 
 Dual flow septic vent patent thumbnailDual flow septic vent
A dual flow septic vent is provided for receiving wastewater directed from a septic tank through a flow channel. The dual flow septic vent provides air intake and exhaust ventilation at the transition zone of an anaerobic environment to an aerobic environment.

08/13/15
20150225233 
 Method for producing renewable fuels patent thumbnailMethod for producing renewable fuels
According to the present invention, organic material is converted to biogas through anaerobic digestion and the biogas is purified to yield a combustible fluid feedstock comprising methane. A fuel production facility utilizes or arranges to utilize combustible fluid feedstock to generate renewable hydrogen that is used to hydrogenate crude oil derived hydrocarbons in a process to make transportation or heating fuel.
Logen Corporation


08/06/15
20150218599 
 Methods for production of alcohols from carboxylic acids via fermentation patent thumbnailMethods for production of alcohols from carboxylic acids via fermentation
Methods for obtaining a product comprising a substituted or unsubstituted c3 to c10 alcohol from a substituted or unsubstituted c3 to c10 carboxylic acid. The method comprises contacting a substituted or unsubstituted c3 to c10 carboxylic acid with a gaseous composition and a chlostridia species to produce a substituted or unsubstituted c3 to c10 alcohol under an anaerobic environment..
Cornell University


08/06/15
20150218591 
 Compartmentalized anaerobic digesters patent thumbnailCompartmentalized anaerobic digesters
An anaerobic digestion device includes a digester body with an opening through which organic waste is received and a digester drum removably inserted into the digester body for receiving the organic waste. The digester drum is movable relative to the digester body to advance a slurry of the organic waste along a length of the digester body.

08/06/15
20150218024 
 Water treatment devices patent thumbnailWater treatment devices
Embodiments of the invention include water treatment systems and components for water treatment systems that possess a collapsed and an expanded configuration, that can be easily transported in the collapsed configuration and expeditiously set up in the field into their expanded configuration. The embodiments include trickle filter/clarifier combinations, upflow anaerobic digester reactors, recirculating anaerobic digesters and their components.
Acqualogic, Inc.


07/30/15
20150211031 
 Variant microorganism able to produce large amount of fermentation product, and fermentation product production method using same patent thumbnailVariant microorganism able to produce large amount of fermentation product, and fermentation product production method using same
The present invention relates to mutant microorganisms having a high ability to produce fermentation products, and methods for producing fermentation products using the same, and more particularly, to mutant microorganisms having a high ability to produce fermentation products such as lactic acid, succinic acid and ethanol, which has a deletion of genes selected from the genome of enteric bacteria and involved in respiration, electron transport, redox reactions and the like, and methods of producing fermentation products in high yield by culturing the mutant microorganisms under anaerobic conditions. The present invention provides mutant microorganisms, which have a deletion of genes involved in the redox pathways and regulation of microorganisms and having the property of producing a high concentration of lactic acid, succinic acid or ethanol with significantly reduced production of other fermentation products under anaerobic conditions, and a method of producing lactic acid, succinic acid or ethanol in high yield by culturing the mutant microorganisms..
Korea Research Institute Of Bioscience And Biotechnology


07/30/15
20150210577 
 Process for reducing the production of sludge by municipal or industrial wastewater purification plants, and equipment for the implementation thereof patent thumbnailProcess for reducing the production of sludge by municipal or industrial wastewater purification plants, and equipment for the implementation thereof
A process for reducing the production of sludge by municipal or industrial wastewater purification plants, comprising a step of mesophilic or thermophilic anaerobic digestion (20), or anaerobic digestion combining these two operating modes, of a stream of sludge to be treated (1), and at least one biological solubilization anaerobic treatment step (30); the process comprises, upstream of the anaerobic digestion step, a step of dehydration (10) of the sludge to be treated, followed by a step of mixing (15) the dehydrated sludge with a recirculated fraction of sludge that is more liquid, originating from recycling of the digestion (20), and/or from the anaerobic treatment step (30), and/or centrates originating from a final dehydration (50) of the treated sludge, wherein the recirculation rate is chosen such that the mixture has a dryness suitable for digestion, this mixture then being directed towards the digestion.. .
Degremont


07/30/15
20150210576 

Partially divided anaerobic treatment system


In a waste treatment system and process, relatively low and high solids concentration streams are treated in generally parallel anaerobic reactors. The reactors may share a common wall or gas collecting cover.
Anaergia Inc.


07/23/15
20150203390 

New wastewater treatment and solids reduction process


A wastewater treatment method and process returns the whole excess sludge mixes it with the influent wastewater. The mixed flow is introduced in distributed in the bottom of a treatment tank.

07/09/15
20150191754 

Method for preparing short-chain fatty acid having high propanoic acid content by continuous fermentation


Disclosed is a method for preparing short-chain fatty acids having high propanoic acid content, comprising: mix sludge and kitchen wastes for pre-fermentation to produce substrates required for synthesis of propionic acid, and then add propionibacterium to conduct anaerobic continuous fermentation, content of propionic acid in the final fermentation broth is as high as 71.2% of the total acid.. .
Tongji University


07/09/15
20150191750 

Process and improving the water reuse, energy efficiency, fermentation and products of a fermentation plant


A method of improving fermentation, by heating stillage to a temperature of 200 degrees f. To 350 degrees f.

07/09/15
20150191706 

Antitumour agent, marker for tumour detection, and oral vaccine agent


An object of the present invention is to provide an antitumor agent and/or a marker fur tumor detection with low invasiveness, few side effects, and high target specificity. Through the use of a recombinant obligate anaerobic gram-positive bacterium as an active ingredient containing a nucleic acid encoding a secretory fusion protein comprising a signal peptide, a low-molecular-weight single-chain antibody, and a functional peptide, an antitumor agent that enables delivery of a functional peptide to a target cell and/or a marker for tumor detection that enables monitoring of therapeutic effects over time are provided..
Teiko Heisei University


06/25/15
20150175462 

Method for promoting production of biogas using pancreatin in an anaerobic digestion process


Disclosed is a method for promoting production of biogas using pancreatin in an anaerobic digestion process. In addition, disclosed are a composition for improving hydrolysis efficiency or promoting production of biogas, which includes pancreatin as an active ingredient, and a method for promoting (or increasing) production of biogas from organic manure of livestock using the same.
Korea Advanced Institute Of Science And Technology


06/25/15
20150175455 

Biofilm carrier screen


A biofilm carrier screen is adapted for use with a moving bed bioreactor (mbbr). The screen has a screening body connected to an effluent pipe.
Anaergia Inc.


06/18/15
20150167035 

Methods and systems for converting volatile fatty acids to lipids


Methods and systems for simultaneously enhancing the production of both methane and volatile fatty acids in an anaerobic digestion bioreactor are disclosed. In some embodiments, the methods include: providing a stream of organic feedstock; providing a plurality of anaerobic digester bioreactors, each of the plurality of anaerobic digester bioreactors connected in series; step-feeding predetermined percentages of the stream of organic feedstock to two or more of the plurality of anaerobic digester bioreactors; feeding effluent from each of the plurality of anaerobic digester bioreactors to a subsequent one of the plurality of anaerobic digester bioreactors; and anaerobically digesting at least one of the stream of organic feedstock and the effluent from each of the plurality of anaerobic digester bioreactors to develop a final effluent stream including methane and volatile fatty acids.
The Trustees Of Columbia University In The City Of New York


06/18/15
20150167026 

Method for converting biomass to methane


A method for enhancing the treatment of lignocellulose-containing materials by biotreatment wherein such lignocellulose-containing materials, normally resistant to biotreatment, are first subjected to a low-temperature, long-residence time pyrolysis at about 175° c. To about 325° c.
Anaergia Inc.


06/11/15
20150159517 

Heat utilization in orc systems


Apparatus, systems and methods are provided for the improved use of waste heat recovery systems which utilize the organic rankine cycle (orc) to generate mechanical and/or electric power from heat sources generating power from biofuel such as biogas produced during the anaerobic digestion process. Waste heat energy obtained from heat source(s) is provided to one or more orc system(s) which may be operatively coupled to electric generator(s).
Electratherm, Inc.


06/11/15
20150158752 

Methods for treating biosolids sludge with cavitation


Described herein are processes for increasing biogas yield and reducing volatile solids in biosolids sludge. The biosolids sludge is passed through a controlled flow, hydrodynamic cavitation apparatus and further subjected to anaerobic digestion.
Arisdyne Systems, Inc.


06/11/15
20150157587 

Compositions and methods for the sustained release of beta-alanine


Methods and compositions are provided for increasing the anaerobic working capacity of muscle and other tissues. Also provided are compositions formulated for the sustained release of free beta-alanine.
Natural Alternatives International, Inc.


06/04/15
20150153371 

Method of supplying reagent to microchip, microchip, and device for supplying reagent to microchip


A microchip includes a reagent placement area to fix an anaerobic antibody therein. An inlet and outlet of the microchip that communicate with a channel having the reagent placement area are closed by thin plate sections and a sealing member.
Ushio Denki Kabushiki Kaisha


06/04/15
20150153367 

Capillary network devices and methods of use


Artificial microvascular network (amvn) devices are provided and related methods of making and methods of using such devices are provided. The present disclosure generally relates to an amvn device comprising a substrate including a capillary network configured so as to simulate those actually encountered in the circulation of various humans and animal model systems.
New Health Sciences, Inc.


05/28/15
20150147744 

Method and system for removing oxygen and carbon dioxide during red cell blood processing using an inert carrier gas and manifold assembly


A portable assembly for processing red blood cells rbcs including a disposable blood collection set including a blood bag, an anaerobic storage bag and an oxygen and/or oxygen and carbon dioxide depletion device disposed between the blood collection bag and anaerobic storage bag. The portable assembly further provides for a gas circulation device in fluid communication with the oxygen or oxygen and carbon dioxide depletion device, the gas circulation device includes a pressure source that is able circulate flushing gas through the depletion device as rbcs pass from the blood collection bag, through the depletion device and into the anaerobic storage bag..
New Health Sciences, Inc.


05/28/15
20150147242 

Carbon-based durable goods and renewable fuel from biomass waste dissociation


Techniques, systems, apparatus and material are disclosed for generating renewable energy from biomass waste while sequestering carbon. In one aspect, a method performed by a reactor to dissociate raw biomass waste into a renewable source energy or a carbon byproduct or both includes receiving the raw biomass waste that includes carbon, hydrogen and oxygen to be dissociated under an anaerobic reaction.
Mcalister Technologies, Llc


05/28/15
20150144554 

Wastewater treatment process with moving bed bioreactor (mbbr)


In a wastewater treatment system, feed water is processed by anaerobic digestion, preferably in an anaerobic moving bed bioreactor (anmbbr). Effluent from the anmbbr passes through one or more solid-liquid separation units.
Anaergia Inc.


05/21/15
20150140630 

Manure treatment process with anaerobic digester


A process is provided for converting waste fibers to solid fuel. The process includes providing a supply of animal waste including the waste fibers in a predetermined quantity, subjecting the supply of animal waste to anaerobic digestion, producing a waste byproduct, dewatering the waste byproduct, and compressing the dewatered waste byproduct to form briquettes..
Quality Flow, Inc.


05/21/15
20150140171 

Two-phase fermentation of staphylococcus increases nitrate reductase activity


The present invention is related to the field of reddening of food products. In particular the present invention relates to a two-phase fermentation method for boosting the nitrate reductase activity of staphylococcus strains with nitrate reductase activity comprising a first aerobic phase in the absence of nitrate and a second anaerobic or oxygen limited phase with continuous nitrate feeding and use of the staphylococcus strains for reddening of most products..
Chr. Hansen A/s


05/21/15
20150136323 

Anaerobic curable compositions


The invention provides anaerobic curable compositions comprising a (meth)acrylate component, at least a portion which comprises a (meth)acrylate-functionalized bio-renewable oleaginous polyurethane polymer, and methods of their production and use. These compositions provide excellent adhesion especially on oily surfaces..
Henkel Lp & Holding Gmbh


05/14/15
20150133591 

Anaerobic curing formulations for sealing and blocking bolts and nuts


anaerobic curing formulations for sealing and/or blocking screws, nuts, bolts and screw or sealing caps are described. The sealing formulation comprises at least one acrylic resin and phenoxy-polyethoxy sulphate.

05/14/15
20150132815 

Processes for enhancing the performance of large-scale, tank anaerobic fermentors


Processes are disclosed for the low energy, anaerobic bioconversion of hydrogen and carbon monoxide in a gaseous substrate stream to oxygenated organic compounds such as ethanol by contact with microorganisms in a deep, tank fermentation system with high conversion efficiency of both hydrogen and carbon monoxide. Gas feed to the reactor is injected using a motive liquid to form a stable dispersion of microbubbles thereby reducing energy costs, and a portion of the off-gases from the reactor are recycled to (i) achieve a conversion of the total moles of carbon monoxide and hydrogen in the gas substrate to oxygenated organic compound of at least about 80 percent and (ii) attenuate the risk of carbon monoxide inhibition of the microorganism used for the bioconversion..

05/14/15
20150132810 

Integrated processes for anaerobically bioconverting hydrogen and carbon oxides to oxygenated organic compounds


Integrated processes are provided for the bioconversion of syngas to oxygenated organic compound with the ability to recover essential compounds for the fermentation and recycle the compounds to the fermentation.. .

05/07/15
20150125921 

Use of anaerobic digestion to destroy antibiotics in organic waste


The invention relates to systems and methods for using the anaerobic digestion (ad) process, especially thermophilic anaerobic digestion (tad), to destroy biohazard materials including antibiotics.. .
Himark Biogas Inc.


05/07/15
20150122743 

Method for reducing chemical oxygen demand of waters containing starch, milk, whey, and other similar behaving organic components


A sulfurous acid/lime alkalinization pre-treatment sequential filtration method for industrial wastewaters containing colloids of starch, milk, whey, and other similar acting organic components to condition and remove a number of chemicals/pharmaceuticals and heavy metals before the treated filtrate is land applied or undergoes further biological nitrogen reduction for open stream discharge via anaerobic and aerobic treatment.. .

05/07/15
20150122730 

Oxygen treatment of water and pulp from paper or cardboard production


Methods for seating water and gulp used in a paper or cardboard manufacturing process. Oxygen and nutrients are added to the water or pulp to increase the activity of aerobic bacteria resulting in a reduction of organic substances such as fatty acids.

05/07/15
20150122709 

Water treatment system


An apparatus for treating wastewater, comprising: (a) means for primary screening of solids from the wastewater to produce gross solids and screened wastewater containing waste solids, (b) means for sedimentation of solids from the screened wastewater to produce sedimented waste solids and a supernatant wastewater containing suspended solids, (c) means for filtration of solids from the supernatant wastewater to produce concentrated waste solids and a filtered wastewater containing organic material, (d) means for aerobic bioreaction of the organic material in the filtered wastewater to produce a sludge of waste solids and non-drinkable recycled water, (e) means for fixed media anaerobic bioreaction of the waste solids to produce methane gas and excess solids, (f) means for collecting and concentrating the excess solids to produce fertilizer, and/or a solid material with energy producing capacity, (g) means for remote continuous monitoring and controlling in real time of the operation of the apparatus.. .
Esa Enviro Water (australia) Pty Limited


05/07/15
20150122120 

Hydrogen sulfide control in biodigestion processes


Systems and methods for removing hydrogen sulfide from biogas resulting from anaerobic digestion of biodegradable waste utilize scrubbing vessels with pressure release devices to vent biogas when necessary to avoid over pressurization of the digesters. Use of iron containing sulfide scavengers in the digesters is avoided which avoids the disposal costs associated with iron containing sludge and the regular need to shut down the digesters to remove scale..

04/30/15
20150118723 

Apparatus and generating eco-conscious products from waste


An assembly for generating eco-conscious products from waste uses an anaerobic digester for anaerobically processing waste matter to produce anaerobic products selected from the group of products consisting of biogas, liquid digestate, solid digestate, and mixtures thereof one or more eco-assemblies receive the anaerobic products to generate at least one eco-conscious product. The eco-assemblies include one or more of an eco-matrix molder, an algae cultivator, a fast-pyrolysis chamber, a soil enhancer, a rdf pelletizer, and a hydroponic apparatus.

04/30/15
20150114061 

Waste recovery, conversion, and utilization


Food waste streams may be managed efficiently with a waste-processing facility, which in some embodiments may be co-locating a food distribution facility. The waste processing facility includes a pulper fluidly connected to an input configured to receive a heterogeneous waste stream including biodegradable and non-biodegradable components, the pulper configured to mechanically de-fiber the biodegradable component and form a de-fibered biodegradable material, and an anaerobic membrane bioreactor fluidly connected downstream of the pulper and configured to produce biogas and anaerobic effluent from the de-fibered biodegradable material..
Feed Resource Recovery, Inc.


04/23/15
20150111271 

Multiple tank high solids anaerobic digester


A multi-stage anaerobic digester is designed to treat a high solids, stackable feedstock. The system may also receive a pumpable feedstock such as a slurry or sludge.
Anaergia Inc.


04/23/15
20150110683 

Carbon-based durable goods and renewable fuel from biomass waste dissociation for transportation and storage


Techniques, systems, apparatus and material are disclosed for generating renewable energy from biomass waste while sequestering carbon. In one aspect, method performed by a reactor to dissociate raw biomass waste into a renewable source energy or a carbon byproduct or both includes receiving the raw biomass waste that includes carbon, hydrogen and oxygen to be dissociated under an anaerobic reaction.
Mcalister Technologies, Llc


04/23/15
20150108065 

Method for wastewater treatment


A method for wastewater treatment in a bioreactor, comprises recycling organic sludge in the bioreactor to supply carbon sources for removing nitrogen and phosphor and increase organic loading of the reactor, and adjusting operational parameters for the bioreactor to form facultative-anaerobic environment or anaerobic environment in the bioreactor. By following the method of the present invention, recycling sludge and simultaneously removing nitrogen and phosphor are completed such that the treatment processes for wastewater disposal are simplified; the sludge is recycled as carbon sources in the bioreactor such that saving resources is realized and the carbon emission into atmosphere is reduced; and zero-amount sludge is discharged such that harm from secondary pollution is avoided..
Jiangxi Jdl Environmental Protection Co., Ltd.


04/16/15
20150101967 

Anaerobic suspended growth water treatment of contaminated water


A system may include a reactor, in which an anaerobic environment exists, that includes a slurry of at least contaminated water and a mixed bacterial culture of facultative bacteria and anaerobic bacteria. The mixed bacterial culture may be suspended within the slurry.

04/16/15
20150101375 

Anaerobic digestion system for household organic wastes


The present invention provided a compact anaerobic digestion system to converts household waste biomass materials to methane rich biogas and concentrated compost slurry of about 9 to 40% solids for agriculture soil applications. The horizontal anaerobic digester vessel comprising a horizontal vessel provided with insulation and preferably cylindrical at the bottom, fitted inside of the said vessel is at least one shaft with 4-100 radial or horizontal or diagonal baffles at equal distribution, and attached with a handle or wheel outside the vessel to rotate the shaft from outside, the said vessel being provided with minimum of one port at one end for introducing the raw biomass wastes and another set of ports for discharging stabilized wastes at the opposite end, and having one valve-controlled gas port of above the level of the said port for discharging stabilized wastes, a small hand operated shredder coupled to the digester vessel for shredding/cutting/crushing large and hard solids such as bones to get particles preferably lesser than 10 mm sizes.
Council Of Scientific And Industrial Research


04/09/15
20150099275 

Systems and methods for converting biomass to biocrude via hydrothermal liquefaction


Systems and processes of providing novel thermal energy sources for hydrothermal liquefaction (htl) reactors are described herein. According to various implementations, the systems and processes use concentrated solar thermal energy from a focused high-energy beam to provide sufficient energy for driving the htl biomass-to-biocrude process.
Board Of Regents, The University Of Texas System


04/09/15
20150096343 

Methods and systems for biodegradable waste flow treatment using a transport fluid nozzle


The present invention is directed to methods and systems for pre-treating sewage sludge in a sewage treatment works (stw) to facilitate anaerobic digestion. These methods include (a) passing sewage sludge through one or more pre-treatment devices, wherein each pre-treatment device comprises (i) a passage of substantially constant diameter having an inlet in fluid communication with the stw and an outlet; and (ii) a transport fluid nozzle communicating with the passage and adapted to inject high velocity transport fluid into the passage; (b) passing the sewage sludge treated in step (a) to an anaerobic digester; and (c) collecting methane produced in step (b).

03/26/15
20150087582 

Compositions and methods for preventing and treating oral diseases


Compositions comprising iron-sequestering glycoproteins, chelating agents, stabilizing agents, binding agents, surfactants, fluorides, antimicrobials and a ph adjuster or buffer for the prevention and treatment of oral cavity diseases caused by dental plaque/biofilm, such as dental caries, gingivitis and periodontitis, through anti-infective properties are disclosed. The anti-infective properties of a composition include reduction or killing of anaerobic/aerobic/facultative gram-negative and gram-positive oral bacteria occurring in polymicrobial dental biofilms.

03/26/15
20150083662 

Anaerobic suspended growth treatment of contaminated water


A system may include a reactor, in which an anaerobic environment exists, that includes a slurry of at least contaminated water and a mixed bacterial culture of facultative bacteria and anaerobic bacteria. The mixed bacterial culture may be suspended within the slurry.

03/19/15
20150076059 

Anaerobic treatment of industrial wastewater


Feed water is processed in an anaerobic digester. A solid-liquid separation device, for example a sludge screw thickener, treats a stream drawn from the digester in a recirculation loop.
Anaergia Inc.


03/19/15
20150076058 

Waste processing system with anaerobic mechanism and operation thereof


A waste processing system includes: an input module for converting input organic waste into processed input waste; a digester module, coupled to the input module, for generating biogas and digester effluent from the processed input waste, including: a digester tank; baffles affixed within the digester tank; a digester process solution in the digester tank including, hydrolytic bacteria, acidogenic bacteria, acetogenic bacteria, methanogenic bacteria, or a combination thereof, for converting the processed input waste into the biogas and the digester effluent; and an output module, coupled to the digester module, for collecting the biogas and digester effluent after a residence period.. .
Biovessel Technologies Inc.


03/19/15
20150076045 

Purification radioactive wastewater containing iodine radionuclides


Provided are a purification method and apparatus for radioactive wastewater. The purification method and apparatus for radioactive wastewater according to the present invention, which is a biological purification apparatus for radioactive wastewater containing radioactive iodine, includes: an anoxic tank into which wastewater containing radioactive iodine is introduced; and a microbial purification tank connected to the anoxic tank so as to allow wastewater in an anaerobic state to be introduced and supplied with a metal reducing bacteria source, an electron donor, and a copper ion source, wherein radioactive iodine and copper ions are bound to each other to form copper iodide by metal reducing bacteria, and the formed copper iodide is precipitated in the microbial purification tank, such that the radioactive iodide in the wastewater is removed as sludge..
Korea Atomic Energy Research Institute


03/12/15
20150068976 

Process for treating an effluent for the purpose of bringing down the phosphate content thereof, comprising a step of optimized wet heat treatment, and corresponding equipment


The invention pertains to a method for treating an effluent to be treated in order to reduce its phosphates content, said method comprising a step of anoxic biological treatment of said effluent to be treated, producing a first effluent, a step of aerobic biological treatment of said first effluent, producing a second effluent, a step of recirculating at least a part of said second effluent to the inlet of said anoxic biological treatment step, a step of liquid/solid separation of at least a part of said second effluent, producing a treated effluent and a first denser effluent, a step for producing volatile fatty acids including a wet heat treatment, at a temperature of 100° c. To 350° c., for a residence time of between 10 and 180 minutes, of at least a part of said first denser effluent, a step of anaerobic biological treatment of at least a part of the effluent coming from said wet heat treatment step, and a step of recirculating at least a part of the effluent coming from said anaerobic biological treatment step to the inlet of said anoxic biological treatment step..
Veolia Water Solutions & Technologies Support


03/12/15
20150068260 

Method of solid-liquid separation and uses thereof


The invention provides a method for enhancing solid-liquid separation by using a low molecular weight alcohol, such as isopropanol. The methods can be used in a variety of settings to facilitate solid-liquid separation, such as that in anaerobic digestion and treatment of tailing pond sludge..

03/05/15
20150064761 

Process of producing bioenergy with low carbon dioxide emissions and zero-waste of biomass


Disclosed herein is a bioenergy production system with reduced carbon dioxide emissions and process wastes; including a process for producing a bioalcohol and a biogas by subjecting a biomass, such as: herbaceous and woody plants, fruit pulp, freshwater and sea algae, grains, aerobic and anaerobic sludge, saccharides, polyols and carbohydrates, to a combined process of a biosaccharification/alcohol fermentation, including a biomass pretreatment process; and a process for producing a methane biogas with a reduced level of carbon dioxide and hydrogen sulfide, via an algae cultivation process with a view to purifying the carbon dioxide and hydrogen sulfide contained in the biogas; wherein, when the algae to be cultivated is microalgae, biodiesel is produced by subjecting the harvested microalgae to a biodiesel manufacturing process while recycling the glycerol and the saccharide-containing waste produced as byproducts to the biosaccharification/alcohol fermentation process, and when the algae to be cultivated is macroalgae the harvested macroalgae is recycled to the biosaccharification/alcohol fermentation process. The method of the present invention is effective in reducing carbon dioxide emissions, a representative green house gas contributing to the global warming, and also in optimizing a zero-waste bioenergy production system..
Industry Academic Cooperation Foundation Keimyung University


03/05/15
20150064760 

Modified microorganism and methods of using same for producing butadiene and 1-propanol and/or 1,2-propanediol


The present disclosure provides a non-naturally occurring microorganism comprising: one or more polynucleotides encoding one or more enzymes in a pathway that produces acetyl-coa; one or more polynucleotides encoding one or more enzymes in a pathway that catalyze a conversion of crotonyl alcohol, 5-hydroxy-3-ketovaleryl-coa, 3-ketopent-4-enoyl-coa, or 3,5-ketovaleryl-coa to butadiene; one or more polynucleotides encoding one or more enzymes in a pathway that catalyze a conversion of dihydroxyacetone-phosphate to 1-propanol and/or 1,2-propanediol, wherein the microorganism has reduced levels of pyruvate decarboxylase enzymatic activity (e.g., the microorganism comprises a disruption of one or more enzymes that decarboxylate pyruvate and/or a disruption of one or more transcription factors of one or more enzymes that decarboxylate pyruvate), and wherein the microorganism is capable of growing on a c6 sugar as a sole carbon source under anaerobic conditions. Also provided are methods of using the disclosed non-naturally occurring microorganisms in methods for the coproduction of butadiene and 1-propanol and/or 1,2-propanediol..
Braskem S.a.


03/05/15
20150064759 

Modified microorganism and methods of using same for producing 2-propanol and1-propanol and/or 1,2-propanediol


The present disclosure provides a non-naturally occurring microorganism comprising: one or more polynucleotides encoding one or more enzymes in a pathway that produces acetyl-coa; one or more polynucleotides encoding one or more enzymes in a pathway that catalyze a conversion of cytosolic acetyl-coa to 2-propanol; one or more polynucleotides encoding one or more enzymes in a pathway that catalyze a conversion of dihydroxyacetone-phosphate to 1-propanol and/or 1,2-propanediol, wherein the microorganism has reduced levels of pyruvate decarboxylase enzymatic activity (e.g., the microorganism comprises a disruption of one or more enzymes that decarboxylate pyruvate and/or a disruption of one or more transcription factors of one or more enzymes that decarboxylate pyruvate), and wherein the microorganism is capable of growing on a c6 sugar as a sole carbon source under anaerobic conditions. Also provided are methods of using the disclosed non-naturally occurring microorganisms in methods for the coproduction of 2-propanol and 1-propanol and/or 1,2-propanediol..
Braskem S.a.


03/05/15
20150064758 

Microorganism comprising pyruvate dehydrogenase variant and producing c4-chemicals using the same


A recombinant microorganism including pyruvate dehydrogenase having increased activity may increase 1,4-bdo production under anaerobic conditions, as well as a method for preparing same, and method of using same to produce a c4 chemical.. .
Samsung Electronics Co., Ltd.


03/05/15
20150060356 

System and improved anaerobic digestion


A method for improved anaerobic digestion is presented. The method includes mixing a volume of waste material with water to form a feedstock mixture.
Verliant Energy, Inc.


02/26/15
20150056714 

Method for characterization of the redox condition of cementitious materials


Disclosed are methods for determining the redox condition of cementitious materials. The methods are leaching methods that utilize an in situ redox indicator that is present in the cementitious materials as formed.
Savannah River Nuclear Solutions, Llc


02/26/15
20150056709 

Method for characterization of the rate of movement of an oxidation front in cementitious materials


Disclosed are methods for determining the redox condition of cementitious materials. The methods are leaching methods that utilize a redox active transition metal indicator that is present in the cementitious material and exhibits variable solubility depending upon the oxidation state of the indicator.
Savannah River Nuclear Solutions, Llc


02/26/15
20150056676 

Two-stage anaerobic digestion systems wherein one of the stages comprises a two-phase system


Low cost, efficient two-stage anaerobic digestion systems for the production of biogas (e.g. Methane) are provided.
Washington State University


02/26/15
20150056670 

Microorganism producing 4-hydroxybutyrate and a producing 4-hydroxybutyrate in anaerobic condition using the same


A genetically modified microorganism comprising a polynucleotide encoding α-ketoglutarate synthase or a mutant thereof, and a polynucleotide encoding pyruvate carboxylase or a mutant thereof; wherein the genetically modified microorganism has decreased malate quinone oxidoreductase activity and/or decreased phosphoenolpyruvate carboxykinase activity compared to an unmodified microorganism of the same type, and wherein the genetically modified microorganism produces 4-hydroxybutyrate.. .
Samsung Electronics Co., Ltd.


02/19/15
20150051205 

Selective beta-glucuronidase inhibitors as a treatment for side effects of camptothecin antineoplastic agents


Compounds, compositions and methods are provided that comprise selective β-glucuronidase inhibitors for both aerobic and anaerobic bacteria, especially enteric bacteria normally associated with the gastrointestinal tract. The compounds, compositions and methods can be for inhibiting bacterial β-glucuronidase and for improving efficacy of camptothecin-derived antineoplastic agents or glucuronidase-substrate agents or compounds by attenuating the side effects caused by reactivation by bacterial β-glucuronidases of glucuronidated metabolites of camptothecin-derived antineoplasatic agents or glucuronidase-substrate agents or compounds..
The University Of North Carolina At Chapel Hill


02/19/15
20150048024 

Method for treating a waste stream using a bioreactor and a membrane filter


Method for treating a fluid aqueous waste stream comprising a biodegradable organic substance, comprising—feeding said stream into a bioreactor containing a fluid which contains biomass;—reacting the biodegradable organic substance with the biomass in the bioreactor under essentially anaerobic conditions;—taking a first flow from the bioreactor and using the first flow as a feed to a membrane filtration unit, in which said feed is subjected to filtration, thereby forming a permeate stream and a retentate stream;—returning the retentate stream to the bioreactor;—taking a second flow from the bioreactor as feed to a sludge treatment unit, in which sludge treatment unit the second flow is separated into a third flow, having an increased organic substance content compared to the second flow, and a fourth flow, having a decreased organic substance content compared to the second flow.. .
Veolia Water Solutions & Technologies Support


02/19/15
20150048023 

Bioreactor and the waste water treatment method


An aim of the invention is to provide a bioreactor and a waste water treatment method that employs this tank, whereby anaerobic and aerobic microorganism treatment can be continuously carried out, even when the volume of the bioreactor is large, and whereby installation costs can be minimized. The invention comprises an outer tank (2), a cylindrical inner tank (3) disposed inside this outer tank and having openings above and below, a circulation rate control device (4) for controlling the circulation rate of water to be treated in the bioreactor, the circulation rate control device (4) being provided at an upper part of this cylindrical inner tank, a cylindrical control plate (5) for bringing about sedimentation of sludge, the cylindrical control plate (5) being provided at the outer circumference of an upper part of the cylindrical inner tank, a treated-water quality measurement device (6) that is provided outside and inside of the cylindrical inner tank, a waste water supply opening (10) that is provided in the circulation pathway of the water to be treated circulating through the outer tank and inner tank, a treated water discharge opening (11) that is provided in an upper part of the outer tank..
Japan Alsi Co., Ltd.


02/19/15
20150048013 

Fixed bed for aerobic or anaerobic wastewater purification


The invention relates to a fixed bed for aerobic or anaerobic wastewater purification, comprising an upper frame having support elements fixed to opposite side rails and/or intermediate rails for attaching textile, foldable, non-degradable supports for microorganism, a lower frame having support elements for fixing the textile supports to the lower frame, and means connecting the frames at a corner region. The invention is a fixed bed where all parts of the fixed bed can be assembled to form a relatively small packaging unit that already contains the inserted textiles.
B+m Textil Gmbh & Co. Kg


02/19/15
20150048012 

Bioreactor


An aim of the invention is to provide a bioreactor and a waste water treatment method that employs this tank, whereby anaerobic and aerobic microorganism treatment can be continuously carried out, even when the volume of the bioreactor is large, and whereby installation costs can be minimized. The invention comprises an outer tank (2), a cylindrical inner tank (3) disposed inside this outer tank and having openings above and below, a circulation rate control device (4) for controlling the circulation rate of water to be treated in the bioreactor, the circulation rate control device (4) being provided at an upper part of this cylindrical inner tank, a cylindrical control plate (5) for bringing about sedimentation of sludge, the cylindrical control plate (5) being provided at the outer circumference of an upper part of the cylindrical inner tank, a treated-water quality measurement device (6) that is provided outside and inside of the cylindrical inner tank, a waste water supply opening (10) that is provided in the circulation pathway of the water to be treated circulating through the outer tank and inner tank, a treated water discharge opening (11) that is provided in an upper part of the outer tank, and a sedimentation-solidification prevention device (12) for preventing sedimentation-solidification of sludge that has sedimented..
Japan Alsi Co., Ltd.


02/19/15
20150047402 

Controlled release fertiliser


The present invention provides a fertiliser comprising nutrients adsorbed onto a core material comprising a carbonate mineral. Also provided are methods of producing a solid fertiliser, the method comprising adsorbing nutrients onto a core material comprising a carbonate mineral.
The Queen's University Of Belfast


02/12/15
20150044762 

Method and device for determining microbial pollution level in different environments and processes


The present invention provides a device for detecting aerobic bacteria, anaerobic bacteria and fungi in a targeted material which comprises of a plurality sided slide, and a vial, wherein a first side of said plurality sided slide is coated with a first predetermined medium for aerobic bacteria growth and a second side of said plurality sided slide is coated with a second predetermined medium for fungal (mold and yeast) growth, and wherein at the bottom of said vial a third predetermined medium is embedded to determine a level of presence of anaerobic bacteria.. .

02/12/15
20150044745 

Recombinant corynebacterium and a producing c4 dicarboxylic acid using the same


A recombinant corynebacterium genus microorganism, and a method of producing c4 dicarboxylic acid under anaerobic conditions using the corynebacterium genus microorganism.. .
Samsung Electronics Co., Ltd.


02/12/15
20150044742 

Processes for starting up and operating deep tank anaerobic fermentation reactors for making oxygenated organic compound from carbon monoxide and hydrogen


Wherein the mass transfer of carbon monoxide to an aqueous menstruum in the reactor is controlled to obtain the robust growth of the microorganism and/or continued conversion of gas substrate while maintaining the carbon monoxide concentration below that amount which is unduly adverse to the microorganism.. .

02/05/15
20150037285 

Methods for efficient transfer of viable and bioactive microbiota


The present invention relates to methods for transferring gastrointestinal microbiota that preserves viability and bioactivity of the microbiota, even if fastidious, anaerobic, and non-culturable organisms are present. Also provided herein are examples of how manipulating the gastrointestinal microbiota and introducing particular taxa can be used to affect host metabolic status related to weight, fat, and obesity..
New York University


01/29/15
20150031970 

Systems and methods for monitoring oxygen saturation during exercise


Various systems and methods for monitoring oxygen saturation are provided. A monitoring system may include a sensor configured to obtain a physiological signal and a monitor configured to obtain the signal from the sensor and to determine a baseline oxygen saturation from the physiological signal and to generate one or more zones based at least in part on the baseline oxygen saturation.
Covidien Lp


01/29/15
20150031076 

Transformed cells that ferment pentose sugars and methods of their use


The present invention relates to host cells transformed with a nucleic acid sequence encoding a eukaryotic xylose isomerase obtainable from an anaerobic fungus. When expressed, the sequence encoding the xylose isomerase confers to the host cell the ability to convert xylose to xylulose which may be further metabolized by the host cell.
Dsm Ip Assets B.v.


01/29/15
20150028260 

Processes for the conversion of biomass to oxygenated organic compound, apparatus therefor and compositions produced thereby


Processes are disclosed for the conversion of biomass to oxygenated organic compound using a simplified syngas cleanup operation that is cost effective and protects the fermentation operation. The processes of this invention treat the crude syngas from the gasifier by non-catalytic partial oxidation.
Coskata, Inc.


01/29/15
20150027179 

Syngas biomethanation process and anaerobic digestion system


An anaerobic digester is fed a feedstock, for example sludge from a municipal wastewater treatment plant, and produces a digestate. The digestate is dewatered into a cake.
Anaergia Inc.


01/22/15
20150024328 

Regenerative thermal oxidizer for the reduction or elimination of supplemental fuel gas consumption


The present invention provides a regenerative thermal oxidizer system, comprising: a recuperative heat exchanger that receives process exhaust gas from an anaerobic digestion process and boosts an inlet temperature of the gas to a second gas temperature; and a regenerative thermal oxidizer that receives the gas from the heat exchanger, further heats/combusts the gas to a third gas temperature, and feeds the gas back through the recuperative heat exchanger, which recoups heat from the gas such that the gas exits the heat exchanger at a fourth gas temperature.. .
Clean Energy Renewable Fuels, Llc


01/15/15
20150017697 

Anaerobic process for producing biogas with a high methane content by means of the biodigestion of organic waste


This invention is about a process of increased biogas (9) production, with high methane content, in anaerobic biodigestion plants, with production of electric (11) and thermal energy. The process is based upon biotechnologies, hardware and software specifically developed for this aim.
G-meta Consultoria, Participações E Serviços Ltda


01/15/15
20150017694 

Engineered co2-fixing chemotrophic microorganisms producing carbon-based products and methods of using the same


Disclosed herein are microorganisms containing exogenous or heterologous nucleic acid sequences, wherein the microorganisms are capable of growing on gaseous carbon dioxide, gaseous hydrogen, syngas, or combinations thereof. In some embodiments the microorganisms are chemotrophic bacteria that produce or secrete at least 10% of lipid by weight.
Kiverdi, Inc.


01/15/15
20150014169 

Electrochemical processes to separate products derived from biological conversions


The disclosure relates to efficient methods of controlling biological conversions while simultaneously removing and converting some of the generated products. More specifically, and, for example, the disclosure discloses electrochemical processes to remove and capture potentially toxic ammonium during anaerobic digestions and to remove and capture carboxylic acids during bioethanol production.
Universiteit Gent


01/15/15
20150013540 

System and process for treating an anaerobically-processed liquid


A system for treating an anaerobically-processed liquid, comprising: a solid-liquid separator provided with a filter submerged in the anaerobically-processed liquid; a gas-liquid separator retaining a filtrate passed through the filter, and having a gas-phase part which contains a gas and is positioned over the filtrate; a filtrate-flow passage connected to a filtrate discharge side of the filter and the gas-phase part of the gas-liquid separator; and a first gas-flow passage connected to the gas-phase part of the gas-liquid separator, and equipped with a depressurization means for depressurizing the gas-phase part.. .
Kubota Corporation


01/08/15
20150011784 

Method for producing fuel oil base


A method for producing a fuel oil base, comprising: a first step of aerobically culturing a microalga euglena under a nitrogen-deficient condition; a second step of adding a nutrient to a treatment solution containing the microalga euglena cultured in the first step, adjusting the dissolved oxygen concentration of the treatment solution to 0.03 mg/l or less, and performing anaerobic fermentation of the microalga euglena to produce a wax ester; and a third step of hydrotreating a raw material oil containing the wax ester to produce a fuel oil base.. .
Jx Nippon Oil & Energy Corporation


01/08/15
20150010987 

Method for producing euglena having high wax ester content


Provided is a method that is for producing euglena having a high wax ester content, capable of more efficiently producing the euglena having a high wax ester content by adding a nutrient before anaerobic fermentation to restore the efficiency of wax ester fermentation. The present invention relates to a method for producing euglena having a high wax ester content.
Jx Nippon Oil & Energy Corporation


01/08/15
20150008196 

Grit removal system


A grit removal system for tanks with a need to remove settled solids (e.g., anaerobic digester tank) is described. The system is especially suitable for a large tank, preferably having a flat floor, and it works well while submerged under a liquid.

01/08/15
20150008182 

Process for garbage and sewage treatment through a method able to accelerate the anaerobic digestion output and product resulting therefrom further allowing the use of varying feedstock


The present invention discloses a system stimulating the increase in efficiency of anaerobic digestion of a plurality of feedstock streams upon stimulation of microbial feedstock ability and methanogen predominance in the digestion microbial mass.. .
Biowaste Energy, Lda


01/08/15
20150008181 

Wastewater treatment using controlled solids input to an anaerobic digester


The present invention is a system and process for livestock waste management that operates more efficiently than existing technologies with less maintenance and with less chemical process components (and thus chemical handling) with recovery of useful end products. The invention comprises solids separation of the waste to remove solids in excess of about 0.50 mm in size prior to anaerobic digestion followed directly by solids separation preferably using an ultra filter and then ammonia recovery..
Bion Environmental Technologies, Inc.


01/08/15
20150008169 

Combined bioreactor for the treatment of waste water, by means of anaerobic, aerobic and anoxic processes of degradation of organic matter with zone separator system and collection of biogases, scum and sludge


A bioreactor for anaerobic, aerobic and anoxic digestion of organic matter from wastewater, having a bottom anaerobic zone where the wastewater is fed where anaerobic bacteria produces biogas and the sludge produced is deposited on the bottom and subsequently extracted. An anoxic middle zone contains denitrifying bacteria which converts nitrates to nitrogen, and an aerobic zone at the upper part where at least one biological contact rotor is disposed, which degrade organic matter remaining in the water.



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Anaerobic topics: Wastewater, Carbon Dioxide, Water Treatment, Wastewater Treatment, Amino Acid, Gastrointestinal, Liquid Fraction, Solubility, Mycobacterium Avium, Antibacterial, Antibiotic, Mycobacterium, Mycobacterium Tuberculosis, Tuberculosis, Renewable Energy

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