|| List of recent Anaerobic-related patents
| 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
|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
|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.
|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.
|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.. .
|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
|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
|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.
|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
|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.
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.
Fluid dynamic bearing apparatus and motor comprising the same
A fluid dynamic bearing apparatus with an increased adhesive strength between a component having an adhesion fixing face and a bracket is provided by appropriately controlling the adhesion gap. Materials for a bracket and a housing are selected so that the value obtained by dividing the linear expansion coefficient of the housing fixed to the inner periphery of the bracket by the linear expansion coefficient of the bracket having a portion for mounting a stator coil of a motor is not lower than 0.5 but not higher than 2.0.
Animal bedding and associated methods for preparing and using the same
Animal bedding having one or more solvents and a lignocellulosic fiber, wherein the lignocellulosic fiber has been processed by ruminant digestion and anaerobic digestion. A method for preparing pelletized animal bedding is also disclosed including the steps of providing excrement from a cow which has undergone ruminant digestion, introducing the cow excrement into an anaerobic digester, modifying the cow excrement to a first wet product, drying the first wet product to generate a first dry product, and densifying the first dry product to, in turn, generate pelletized animal bedding..
Contiguous flow anaerobic digester for mechanization of organic matter and production of fertilizer powering the conditions and performance of the anaerobic digestion process, through homogenization of the sludge and process temperature, wherein the digester is tubular shaped and comprises a biogas exhaust valve at the top of the digester. One end of the digester has a sludge outlet connection, a water- and gas-tight zipper that is resistant to the corrosive elements of digestion, and an outlet.
Spray dryer exhaust treatment and anaerobic digester
A spray dryer exhaust gas treatment system and process recovers waste heat, removes odors from the exhaust gas, or both. The spray dryer may be used to dry digestate from an anaerobic digester.
Biosolids digester and process for biosolids production
The invention relates to methods and apparatuses for producing class a biosolids. In yet another embodiment, the invention relates to a method comprising digesting waster material by anaerobic digestion, and yielding class a biosolids.
Dvo Licensing, Inc.
Method for conversion of halophytic biomass to biogas via thalassic anaerobic digestion
Described is a process for the conversion of halophytic plant biomass containing saline organic solids into biogas through anaerobic digestion. Operation of the process with saline (e.g., seawater) as liquid media under the method conditions taught leads to biological conversion of the organic matter into biogas.
Masdar Institute Of Science And Technology
Membrane supported bioreactor for conversion of syngas components to liquid products
Ethanol and other liquid products are produced by contacting syngas components such as co or a mixture of co2 and h2 with a surface of a membrane under anaerobic conditions and transferring these components into contact with a biofilm on the opposite side of the membrane. These steps provide a stable system for producing liquid products such as ethanol, butanol and other chemicals.
Fermentation process using specific oxygen uptake rates as a process control
Specific oxygen uptake (our) is used as a process control parameter in fermentation processes. Our is determined during at least the production phase of a fermentation process, and process parameters are adjusted to maintain the our within desired ranges.
Method for treating sewage sludge and wastewater treatment plant
The invention describes a method for treating sewage sludge through the treatment steps of hydrolysing (2) the sewage sludge (1) and digesting (11) the hydrolysed sewage sludge (10), which has undergone hydrolysis (2), for the anaerobic treatment of the sewage sludge (1), and through the step of separating phosphate from the at least partially treated sewage sludge (3). Phosphate is separated after the treatment step of hydrolysing (2) and before the treatment step of digesting (11) the hydrolysed sewage sludge (3), wherein the sewage sludge (10), without the phosphate portion separated in the phosphate separation step, is fed to the anaerobic treatment performed through digestion (11)..
P.c.s. Pollution Control Service Gmbh
Method for the treatment, control, minimization, and prevention of bovine mastitis
A method for the treatment, control, minimization, and/or prevention of bovine mastitis including the step of introducing animal bedding into a stall of a cow, wherein the animal bedding includes at least one solvent, and a lignocellulosic fiber, wherein the lignocellulosic fiber has been processed by ruminant digestion and anaerobic digestion.. .
High-nitrogen loading for ammonia processing via anaerobic digestion
A method and system to improve in vitro anaerobic digestion processes are disclosed. Simultaneous digestion of dairy manures with various food wastes improves anaerobic process stability and methane production.
Fermented pomegranate oil composition and preparing the same
Disclosed are a fermented pomegranate oil composition wherein pomegranates are immersed in edible vegetable oil so that the pomegranates are fermented under anaerobic conditions and active ingredients of the pomegranates are efficiently released to the edible oil to obtain edible vegetable oil containing active ingredients of pomegranates which is useful for cosmetics, functional foods and medicine materials, and a method of preparing the same.. .
Sound-output-control device, sound-output-control method, and sound-output-control program
A sound-output-control device including an acquisition unit which acquires an anaerobic threshold, a reception unit which receives an input about exercise intensity, a calculation unit which calculates a value indicating a target heart rate of a user on the basis of the acquired anaerobic threshold and the received exercise-intensity input, a detection unit which detects a value indicating the current tempo of a physical exercise done by the user, and a control unit that controls a sound output on the basis of a result of a comparison of the target heart-rate value calculated by the calculation unit and the current physical-exercise-tempo value detected by the detection unit, so as to lead a heart rate of the user so that the heart rate of the user attains the target heart rate is provided.. .
Wastewater treatment process that utilizes granular sludge to reduce cod concentration in wastewater
A wastewater treatment process that employs anaerobic granular sludge or biomass to remove chemical oxygen demand (cod) from the wastewater. Certain constituents, such as cod, nitrogen, calcium, other dissolved solids, suspended solids, can impair the effectiveness of the granular biomass.
Veolia Water Solutions & Technologies Support
Anaerobic water purification treating a liquid
The invention relates to an anaerobic water purification system, conversion kit and method for treating a liquid. The anaerobic water purification system according to the invention comprises: -a container for the liquid for treatment provided during use with a sludge bed; -a supply conduit operatively connected to the container for supplying the liquid for treatment; -a distribution system connected to the supply conduit for distributing the liquid over the sludge bed from above; -carrier material which is arranged during use in the container and to which anaerobic sludge material can attach; and -a gas roof arranged at or on the container and provided with a volume which can be adapted during use to the biogas production.
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..
Methods and 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.
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.
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 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 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.
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.
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 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..
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..
Anaerobic digestion system
An anaerobic digestion system for digestion of animal or other organic material and production of biogas is shown. The digestion system includes a simplified construction and improved agitation system both partially enabled by a dual container system that makes use of the buoyancy of the digestion container for support..
Method and installation for treating wastewater containing ammonia
A method and installation for treating wastewater containing ammonia includes feeding activated sludge from an aeration tank into a hydrocyclone. The sludge is separated into a specifically heavy fraction containing mostly anaerobic ammonia-oxidizing bacteria (anammox) and a specifically light fraction containing mostly aerobic oxidizing bacteria (aob), which are returned to the aeration tank.
System and treating wastewater and resulting sludge
A wastewater treatment process that produces primary sludge and biological sludge. The system and process hydrolyzes the biological sludge in a hydrolysis reactor.
Anaerobic treatment system and anaerobic treatment method
Provided is an anaerobic treatment system including an anaerobic treatment tank that anaerobically treats organic waste water by sludge which is acclimated to a low temperature condition, a state evaluation unit that evaluates a state of the organic waste water with respect to the anaerobic treatment tank, and a heating unit that heats the organic waste water which flows into the anaerobic treatment tank, in which when the state evaluation unit determines that heating is necessary, a temperature of the organic waste water is increased by the heating unit.. .
Enhanced ethanol fermentation using biodigestate
Methods and systems for enhancing ethanol production using a suspending fluid are described. The suspending fluid includes organic material that has at least partially been anaerobically digested and anaerobic microorganisms, and is substantially free of non-anaerobic microorganisms.
Disclosed is an improved water treatment cavitation reactor cone. The tank operates on a continuous flow of fluids which are subjected to ultrasonic waves in combination with a high level of injected ozone.
Multi-layer barrier film and use thereof
A multi-layer barrier film made of a plastic material adapted for covering and/or wrapping natural products used both for animal feeding and as raw materials for plants producing energy from renewable sources, particularly ensiled agricultural vegetable products such as chopped fodder or the like, includes at least one barrier layer made of an air-impermeable, and particularly oxygen-impermeable, plastic material for preventing aerobic fermentation of the ensiled product or for limiting it to the lactic fermentation caused by anaerobic microorganisms. The film has an oxygen permeability value, measured at 0% humidity and at 20° c., not higher than 300 cc/m2/day/atm in the stretched or not stretched condition, with an overall thickness not higher than 500 μm..
Method for the simultaneous production of ethanol and a fermented, solid product
The invention relates to a method for the simultaneous production of a fermented, solid product and ethanol comprising the following steps: 1) providing a mixture of milled or flaked or otherwise disintegrated biomass, comprising oligosaccharides and/or polysaccharides and live yeast in a dry matter ratio of from 2:1 to 100:1, and water; 2) fermenting the mixture resulting from step (1) under conditions where the water content in the initial mixture does not exceed 65% by weight, for 1-36 hours at a temperature of about 25-60° c. Under anaerobic conditions; 3) incubating the fermented mixture resulting from step (2) for 0.5-240 minutes at a temperature of about 70-150° c.; and 4) separating wet fermented, solid product from the fermented mixture resulting from step (3); further comprising either a) that the fermentation in step (2) is performed in one or more interconnected paddle worm or continuous worm conveyers with inlet means for the fermentation mixture and additives and outlet means for the ferment as well as control means for rotation speed, temperature and ph, or b) that one or more processing aids are added in any of steps (1), (2) and (3) and further comprising a step of 5) separating crude ethanol from the fermented mixture in step (2) by vacuum and/or in step (3) by vacuum or by injection of steam and condensing the surplus stripping steam.