|| List of recent Aerobic-related patents
|Control of conductivity in anaerobic fermentation|
Process are provided which are effective for controlling medium conductivity during fermentation of a co-containing gaseous substrate while providing an sty of about 10 g ethanol/(l·day) or more. The process includes balancing medium conductivity, specific carbon uptake or cell density levels..
|Process for producing 3-hydroxybutyric acid or salt thereof|
The invention provides a process for producing 3-hydroxybutyric acid or a salt thereof. The process includes (1) culturing one or more halophilic bacteria belonging to the genus halomonas under aerobic conditions in a medium containing an inorganic salt and one or more organic carbon sources; (2) changing the culture conditions from aerobic culture to microaerobic culture, and culturing bacterial cells of the halophilic bacteria to produce 3-hydroxybutyric acid or a salt thereof in a culture medium; and (3) collecting the 3-hydroxybutyric acid or the salt thereof from the culture medium..
|Aeration of liquid suitable for aqueous waste treatment|
Aerator kit comprising a body defining a fluid-flow channel, and a nozzle insert disposed inside said body as such forming together a venturi aerator which is useful for aerating aqueous waste. The aerator can be used submerged as a part of an aerobic digester, in which gas or air flow into the nozzle inlet while drawing liquid through a peripheral hole in the aerators body and cause mixing.
|Methods and apparatus for nitrogen removal from wastewater|
The present invention is directed to equipment, systems and methods for the biological removal of nitrogen from wastewater. The ammonium removal processes disclosed herein can be used in both batch and continuous flow biological reactors with real time control of nitrogen loading to effectively cultivate ammonium oxidizing bacteria alone, as well as in a mixture of ammonium oxidizing bacteria with anaerobic ammonium oxidizing bacteria in a single bioreactor.
|Waste biofermenter, based on temperature control by means of heating and cooling an added liquid or gaseous solution for energy-use optimization|
The present invention comprises a waste-bio-fermenter device based on temperature control by means of heating and cooling an added liquid or gaseous solution, for energy-use optimization. The device makes it possible to utilize, for energy purposes, biomass and gases that result from anaerobic biodigestion in the thermophilic phase, said device differing from biodigesters currently offered in the market in that its temperature control is monitored, resulting in a shorter fermentation time, better quality, for energy-use purposes, of the produced dry material, and a high yield.
|Waste disposal apparatus|
A waste disposal apparatus, for disposing of waste materials using aerobic decomposition, includes a decomposition chamber (14) including a waste inlet (34) for receiving waste materials, a waste outlet (70) for discharging waste materials from the chamber after aerobic decomposition thereof, and a sieve element (16) located within the decomposition chamber between the inlet and the outlet. A load sensor (90) is provided for sensing the quantity of waste material within the decomposition chamber, the load sensor configured to sense the load supported by the sieve element (16)..
The invention relates to processes and equipment for treatment of a feedstock by anaerobic organisms to produce a methane containing biogas that can be used as a source of energy. The invention is particularly concerned with producing methane from a waste plant material such as produced by fermentation processes used in the alcoholic beverages industry, such as from brewing/distilling processes which employ grain material for fermentation..
|Process to anaerobic digestion of wastewater with high concentration of ammonia nitrogen or protein, in upflow anaerobic digester and sludge blanket, with immobilization of microorganisms and inhibition by ammonium controlled using zeolite-clinoptilolite, and optional production of biofertilizer|
Procedure using zeolite, clinoptilolite type in an upflow anaerobic reactor and sludge blanket (uasbs) in order to obtain granular active sludge, thereby improving the density of the sludge, and thereby, their settling properties, and increase of biomass within reactor by immobilizing microorganisms, to achieve an increase in the efficiency of the removal of organic material and the production of biogas (60-70% methane) in more than 20% over the same type reactor used so far without zeolite, enabling the use of such reactor for treating wastewater with a high concentration of proteins, amino acids and other nitrogen compounds and which prevents the accumulation of nitrogen, which is toxic to the process by allowing zeolite-clinoptilolite, the exchange with alkali and alkaline earth found in specific points of the crystal structure of clinoptilolite by ammonia nitrogen, and also preventing the development of filamentous bacteria, which are difficult to hold up within the reactor and reduces its efficiency.. .
|Biological/electrolytic conversion of biomass to hydrocarbons|
Hydrocarbon and hydrogen fuels and other products may be produced by a process employing a combination of fermentation and electrochemical stages. In the process, a biomass contained within a fermentation medium is fermented with an inoculum comprising a mixed culture of microorganisms derived the rumen contents of a rumen-containing animal.
|Oil shale exploitation method|
An oil shale exploitation method comprises: forming a gas inlet pipeline (1) and a gas outlet pipeline (3) in an oil shale; forming a gasification channel (5) that connects the gas inlet pipeline and the gas outlet pipeline in the oil shale; feeding combustible gas and oxygen into the well through different gas inlet pipelines, and then igniting, in an aerobic environment, the combustible gas fed into the well at the lower opening of the pipeline for conveying the combustible gas, so as to heat the oil shale; and recycling through the gas outlet pipeline an oil-gas mixed product formed after thermal decomposition of kerogen in the oil shale. The method has simple process and low energy consumption, and is capable of heating kerogen in the shale bed, thereby exploiting an oil shale mineral layer to obtain oil and gas products more economically and reasonably..
|Degrading wellbore filtercake with acid-producing microorganisms|
A method of degrading a filtercake in an interval of a wellbore penetrating a subterranean formation is provided, wherein the filtercake includes a gelled or solid material that can be dissolved or hydrolyzed with an acidic fluid. The method includes the steps of: (a) introducing a treatment fluid into the interval of the wellbore, the treatment fluid comprising: (i) water; and (ii) an acid-producing anaerobic microorganism; and then (b) shutting in the interval of the wellbore..
|Liquid methane storage system and method|
Systems and methods for controlling the temperature and pressure of a cryogenic liquid methane storage unit are provided. The disclosed systems and methods generate methane gas from a reservoir of liquid methane stored within the methane storage unit, vent the methane gas through one or more outlet valves connected to the methane storage unit, and generate electric power using the vented methane gas.
|Novel oxazolidinone derivatives|
The present invention relates to novel derivatives of oxazolidinone, a method thereof and pharmaceutical compositions comprising the derivatives for use in an antibiotic. The oxazolidinone derivatives of the present invention show inhibitory activity against a broad spectrum of bacteria and lower toxicity.
|Biogas producing system|
A method for producing biogas by anaerobic digestion of organic matter may involve feeding organic matter suitable for biogas production to a first tank reactor, and in the first tank reactor, contacting the organic matter with biogas producing microorganisms for digestion under anaerobic conditions. The organic matter may be digested in the first tank reactor while producing biogas.
|Method for reusing water in fermented butanedioic acid separation process|
This invention belongs to the field of biochemical engineering and relates to a method of cyclic utilization of water during separation of succinic acid made by fermentation. This invention uses water from separation process for aerobic growth of e.coli afp111 and production of succinic acid by anaerobic fermentation, obtaining final succinic acid concentration of 55 g/l and yield of 91.6%.
|Isolated brachyspira and methods and compositions for expanding and isolating brachyspira|
The disclosure provides isolated—, compositions comprising—and methods of culturing —a brachyspira sp. Sask30446 organism.
|Chain drag system for treatment of carbaneous waste feedstock and method for the use thereof|
A drag chain carbonizer is provided with a system and methods for anaerobic thermal transformation processing to convert waste into various solid carbonized products and varied further co-products. The drag-chain carbonizer includes an adjustable bed depth mechanism, a heating mechanism, a pressure management mechanism, and a chain tensioning mechanism containing at least one position sensor for communication of an actuator position to at least one programmable logic controller (plc).
|Nutrients removal from water/wastewater using simultaneous treatment by an anammox/pao reactor (star)|
There is described a number of biological nutrient removal processes including anammox process, biological phosphorus removal (bpr), partial nitrification, full nitrification, partial denitrification, full denitrification and denitrification via bpr taking place in a simultaneous treatment of anammox/paos reactor (star) coupled with an anaerobic lateral unit (alu). In one aspect, there is a wastewater treatment system comprises a bioreactor having three consecutive stages: and an anaerobic lateral unit (alu) coupled to the bioreactor; the bioreactor and a lu are configured to conduct biological removal of nutrients from the wastewater using a plurality of biological processes simultaneously.
|Organics and nutrient recovery from anaerobic digester residues|
Sludge from an anaerobic digester is treated to recover one or more of fibers, or solids or liquids with a high nutrient content. The solids or liquids can be used as a fertilizer.
|Coir based bioremediation cleaning products and associated methods|
Methods and products for spill response management also providing bioremediation of specific substrates such as protein, starch, carbohydrates, hydrocarbons, fats and greases through superior enzymatic activity in both aerobic and anaerobic environments with one product. In one illustrative embodiment, a product may include coir in a proportion of from about 85% to about 99% and a suitable microbe for initiating bioremediation in an appropriate form in a proportion of from about 20% to about 1%, by weight.
|Media supplements and methods to culture human gastrointestinal anaerobic microorganisms|
A media supplement for culturing anaerobic bacteria is provided which comprises a filtrate of effluent from a chemostat vessel in which a target bacterial ecosystem has been cultured. Methods of using the supplement for culturing or isolating anaerobic microbial strains or communities, particularly anaerobic bacteria from the human gut, are also provided..
|Methods and apparatus for hydrogen based biogas upgrading|
The present invention relates to an anaerobic process for biogas upgrading and hydrogen utilization comprising the use of acidic waste as co-substrate. In this process, h2 and co2 will be converted to ch4, which will result in lower co2 content in the biogas.
|Carbon-based durable goods and renewable fuel from biomass waste dissociation for transportation and storage|
Techniques, systems, apparatus and material are described 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.
|Reduction of hydrogen sulfide and/or malodor gassing from water via the addition of peroxyacetic acid/hydrogen peroxide product|
The invention provides methods and compositions for reducing the malodorous sulfide gas released by a wastewater treatment system. The method preserves the vitality of waste consuming organisms within the system.
|Anaerobic digester service device with a separation curtain|
A digester tank has a servicing device that allows access to the interior of the digester tank. The sealing device may have a movable retention wall adapted to resist the pressure of the gas inside the digester by one or more of a) increasing the bending resistance of the retention wall, for example by inflating pockets in the wall, b) forcing the lower edge of the retention wall downwards, for example by weight, a mechanical arm or inflating pockets, and c) providing a mechanical structure within the retention wall, for example a non-moving cage-like structure.
|Solid waste digestion system|
A system for digesting biodigestible feed that preferably includes the steps of comminuting the feed, introducing feed, an oxygen-containing gas, an accelerant, and bacteria into a digestion zone, the bacteria being suitable for digesting the feed under aerobic, anaerobic, and anoxic conditions. The contents of the digestion zone can be changed from aerobic operation to either anoxic or anaerobic operation, or vice versa, without changing the bacteria in the digestion zone..
|Reperfusion protection solution and uses thereof|
In various embodiments a reperfusion protection solution (rps) is provided along with methods of use thereof. Illustrative reperfusion protection solutions include, but are not limited to a buffer; one or more substrates for the synthesis of adenosine triphosphate (atp) under anaerobic conditions; citrate-phosphate-dextrose (cpd); and one or more amino acids that stabilize cell membranes.
|Combination bacteriolytic therapy for the treatment of tumors|
Current approaches for treating cancer are limited, in part, by the inability of drugs to affect the poorly vascularized regions of tumors. We have found that spores of anaerobic bacteria in combination with agents which interact with microtubules can cause the destruction of both the vascular and avascular compartments of tumors.
|Methods for using carboxamide, sulfonamide and amine compounds|
Disclosed are uses of carboxamide, sulfonamide and amine compounds for the treatment and amelioration of disorders and conditions related to oxidative stress, mitochondrial dysfunction, free radical damage and metabolic inefficiency, among others. Also described are methods for increasing exercise endurance, exercise efficiency and aerobic workload using the compounds described herein..
|Inhibition of methane production during anaerobic reductive dechlorination|
This method of restricting methane production in methanogenic bacteria, by the use of the enzyme and coenzyme inhibitors, works during anaerobic reductive dechlorination. Various compounds such as, but not limited to, red yeast rice, vitamin b10 derivatives, and ethanesulfonates are utilized to disrupt these different enzyme and coenzyme systems responsible for the production of methane.
|Method and apparatus for bio-fuel seeding|
A method and apparatus is provided for microbial seeding and amendment of traditional alternative fuels production systems and processes using immobilized microbe bioreactors. The system addition utilizes attachment of yeast or other microbial consortia to a substrate to enhance alternative fuels production in fermentation processes.
|Production of carboxylates and methane from biomass waste|
Methods and systems for producing and removing c6 and/or c8 carboxylates and/or methane from carbohydrate containing biomass, an alcohol, and mixtures of microorganisms under an anaerobic environment. The c6 and/or c8 carboxylates are removed continuously or in-line.
|Method for preparation of amorphous silica from biomass|
A method for preparation of amorphous silica from biomass. The method includes pyrolyzing the biomass under anaerobic conditions to yield a pyrolysis gas and solid residues, collecting the pyrolysis gas, and calcining the solid residues under aerobic conditions to yield amorphous silica..
|Aldehyde-selective wacker-type oxidation of unbiased alkenes|
Under aerobic reaction conditions sufficient to convert at least a portion of the terminal olefin to an aldehyde.. .
|Three stage, multiple phase anaerobic digestion system and method|
A three stage, multiple phase anaerobic digestion system and method designed to separate the biological phases, optimize microbial activity in each phase, and significantly increase system reliability and energy production. The system physically separates the biological phases of anaerobic digestion based on particle size, particle density, and solubility of metabolic products.
|Nutrient recovery systems and methods|
Methods, systems, and apparatuses for anaerobic digestion of waste fibrous material and the recovery of nutrients are provided. Methods, systems, and apparatuses disclosed herein provide mechanisms to release dissolved gases from anaerobic digester effluent.
|Use of encapsulated substrates that controlthe release rates of organic hydrogen donors|
Anaerobic reductive dechlorination processes remove chlorinated solvents from contaminated subsurface soil and ground water. The presence of organic hydrogen donors enables anaerobic microorganisms present in the subsurface soil and groundwater to accelerate the reductive dechlorination process.
|Rotating drum micro-screen for primary wastewater treatment|
A rotating screen has one or more panels arranged into a cylinder, or drum. The panels have openings in a micro-screening range, for example 100 microns or less.
|Pressurised recirculation of organic material|
An apparatus (10) for the pressurised recirculation of organic material comprising a reactor vessel (12) capable of being pressurised and in which both anaerobic digestion and aerobic composting of organic material may occur, the reactor vessel (12) having both an inlet (14) and an outlet (16) for organic material, together with a conveyor means (18, 20, 22, 28, 29, 30, 32, 34 and 36) to convey organic material to the inlet (14) and from the outlet (16), whereby organic material may be transferred between the outlet (16) and the inlet (14) to achieve recirculation and rearrangement thereof whilst maintaining a pressurised state. A method for the pressurised recirculation of organic material is also described..