Alerta

HYPHOMICROBIUM DENITRIFICNS AND METHOD FOR FERMENTING SAME TO PREPARE PYRROLOQUINOLINE QUINONE

Resumen de: EP4603575A1

Provided is Hyphomicrobium denitrificans MQ004-2, which was deposited at the China Center for Type Culture Collection on July 8, 2022, with an accession number of CCTCC NO: M20221066. The problems that a PQQ fermentation yield is not high, and the metabolic process of Hyphomicrobium denitrificans is unstable, which consequently makes it difficult to achieve large-scale production are solved. The strain has a high titer level, a stable titer level between batches, a small methanol consumption difference, and good strain metabolism stability and facilitates large-scale production.

A CONVEYOR FOR PRETREATED BIOMASS

Resumen de: CN120019186A

A conveyor (1) for pretreated biomass (4) wherein the conveyor (1) comprises: a cylindrical housing (2) comprising an inlet (5) for receiving pretreated biomass (4) and an outlet (6) from which pretreated biomass (4) is discharged from the cylindrical housing (2); and at least one shaftless screw (3, 3b) rotatably positioned in the cylindrical housing (2) to remove the pretreated biomass (4) from the cylindrical housing (2). The temperature in the cylindrical shell (2) ranges from 120 DEG C to 250 DEG C. Systems, uses, and methods are also disclosed.

Biological and Chemical Process Utilizing Chemoautotrophic Microorganisms for the Chemosynthetic Fixation of Carbon Dioxide and/or Other Inorganic Carbon Sources into Organic Compounds and the Generation of Additional Useful Products

Resumen de: US2025257374A1

The invention described herein presents compositions and methods for a multistep biological and chemical process for the capture and conversion of carbon dioxide and/or other forms of inorganic carbon into organic chemicals including biofuels or other useful industrial, chemical, pharmaceutical, or biomass products. One or more process steps utilizes chemoautotrophic microorganisms to fix inorganic carbon into organic compounds through chemosynthesis. An additional feature described are process steps whereby electron donors used for the chemosynthetic fixation of carbon are generated by chemical or electrochemical means, or are produced from inorganic or waste sources. An additional feature described are process steps for recovery of useful chemicals produced by the carbon dioxide capture and conversion process, both from chemosynthetic reaction steps, as well as from non-biological reaction steps.

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

Resumen de: US2025257278A1

Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

Resumen de: US2025257277A1

Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.

HIGHLY MESOPOROUS ACTIVATED CARBON

Resumen de: US2025256260A1

Highly mesoporous activated carbon products are disclosed with mesoporosities characterized by mesopore volumes of 0.7 to 1.0 cubic centimeters per gram or greater. Also disclosed are activated carbon products characterized by a Molasses Number of about 500 to 1000 or greater. Also disclosed are activated carbon products characterized by a Tannin Value of about 100 to 35 or less. The activated carbon products may be further characterized by total pore volumes of at least 0.85 cubic centimeters per gram and BET surface areas of at least about 800 square meters per gram. The activated carbon product may be derived from a renewable feedstock.

SULFITE-BASED PROCESSES FOR PRODUCING NANOCELLULOSE, AND COMPOSITIONS AND PRODUCTS PRODUCED THEREFROM

Resumen de: US2025257527A1

Processes disclosed are capable of converting biomass into high-crystallinity nanocellulose with low mechanical energy input. In some variations, the process includes fractionating biomass with sulfur dioxide or a sulfite compound and water, to generate cellulose-rich solids and a liquid containing hemicellulose and lignin; and mechanically treating the cellulose-rich solids to form nanofibrils and/or nanocrystals. The total mechanical energy may be less than 500 kilowatt-hours per ton. The crystallinity of the nanocellulose material may be 80% or higher, translating into good reinforcing properties for composites. The nanocellulose material may include nanofibrillated cellulose, nanocrystalline cellulose, or both. In some embodiments, the nanocellulose material is hydrophobic via deposition of some lignin onto the cellulose surface. Optionally, sugars derived from amorphous cellulose and hemicellulose may be separately fermented, such as to monomers for various polymers. These polymers may be combined with the nanocellulose to form completely renewable composites.

Method of Reducing Water Consumption in Bioethanol Production Process

Resumen de: US2025257371A1

The present invention provides a method for making ethanol and a protein feed or food product from a feedstock including starch, such as grain and grain-derived products, preferably combined with CO2 capture to increase yields further. The method facilitates a reduction in water usage compared to traditional ethanol plants, without affecting quality and quantity of the end products.

Biochar Coated Seeds

Resumen de: US2025257014A1

The present invention provides for biochar coated particles and a method for coating the particles with biochar.

PRODUCTION OF FATTY ACID ALKYL ESTERS

Resumen de: US2025257375A1

The present invention provides a process for producing fatty acid alkyl esters. The process comprises providing a substrate comprising triglycerides, diglycerides, monoglycerides, free fatty acids, or any combination thereof, and reacting the substrate with an enzyme composition comprising an sn-1,3 position lipase and an sn-2 position lipase to produce fatty acid alkyl esters.

METHOD FOR MANUFACTURE OF A BIOMASS-BASED DIESEL FROM FEEDSTOCK FROM OLEFIN OLIGOMERS

Resumen de: CN120112618A

The present invention relates to biofuels and, more particularly, to biomass-based diesel from olefin oligomers. Diesel fuel having a cetane number of 49 or greater is prepared by blending hydrocarbons resulting from olefin oligomerization with renewable diesel, resulting in a blended fuel having a cloud point lower than the cloud point of the renewable diesel. Various aspects relate to an integrated process for lipid HDO and olefin oligomerization in which the propane byproduct of the lipid HDO is dehydrogenated to produce a vapor stream having propylene and hydrogen. The propylene is then oligomerized to an isoolefin, and the isoolefin is combined with the lipid feed for hydrogenation in the HDO reactor.

METHOD FOR TREATING A LIGNOCELLULOSIC BIOMASS

Resumen de: CN119998466A

The invention relates to a method for treating lignocellulosic biomass, comprising: a) a step of impregnating the biomass with a liquid to obtain an impregnated biomass, b) a step of cooking the impregnated biomass, optionally with steam explosion, to obtain a pretreated biomass, c) enzymatic hydrolysis of the pretreated biomass, a step of enzymatically hydrolyzing biomass in one or more sugar forms to obtain hydrolyzed biomass in one or more sugar forms, d) solid/liquid separation of the hydrolyzed biomass in one or more sugar forms or of the hydrolyzed biomass in one or more sugar forms subsequently treated in one or more other steps after the enzymatic hydrolysis step c), a step of separating the mash to obtain separated mash and unconverted solid residue, e) a step of recycling at least a portion of the unconverted solid residue to the step of steeping step a) and/or cooking step b).

METHOD AND SYSTEM FOR PRODUCING A FUEL FROM BIOGAS

Resumen de: US2025250499A1

A method for providing a fuel includes removing hydrogen sulfide and/or carbon dioxide from biogas to provide partially purified biogas, which is filled in a mobile storage system. The partially purified biogas is transported to a centralized processing facility, in the mobile storage system, by truck, rail, or ship. At the centralized processing the partially purified biogas is further processed, either to produce a fuel that is renewable or has renewable content, or to produce renewable natural gas, which is used to produce the fuel that is renewable or has renewable content.

USE OF OXYHYDROGEN MICROORGANISMS FOR NONPHOTOSYNTHETIC CARBON CAPTURE AND CONVERSION OF INORGANIC AND/OR Cl CARBON SOURCES INTO USEFUL ORGANIC COMPOUNDS

Resumen de: US2025250594A1

Compositions and methods for a hybrid biological and chemical process that captures and converts carbon dioxide and/or other forms of inorganic carbon and/or CI carbon sources including but not limited to carbon monoxide, methane, methanol, formate, or formic acid, and/or mixtures containing CI chemicals including but not limited to various syngas compositions, into organic chemicals including biofuels or other valuable biomass, chemical, industrial, or pharmaceutical products are provided. The present invention, in certain embodiments, fixes inorganic carbon or CI carbon sources into longer carbon chain organic chemicals by utilizing microorganisms capable of performing the oxyhydrogen reaction and the autotrophic fixation of CO2 in one or more steps of the process.

Method of Producing a Solid Biomass-Based Fuel

Resumen de: US2025250503A1

A safe and economical method for creating a solid fuel product from biomass-based materials. The method uses a horizontally oriented rotating pressure vehicle to essentially steam-cook the biomass-based materials over a period of time, slowly and safely releasing the steam after the process is complete.

HYDROTHERMAL-MECHANICAL CONVERSION OF LIGNOCELLULOSIC BIOMASS TO ETHANOL OR OTHER FERMENTATION PRODUCTS

Resumen de: US2025250592A1

A low-cost process is provided to render lignocellulosic biomass accessible to cellulase enzymes, to produce fermentable sugars. Some variations provide a process to produce ethanol from lignocellulosic biomass (such as sugarcane bagasse or corn stover), comprising introducing a lignocellulosic biomass feedstock to a single-stage digestor; exposing the feedstock to a reaction solution comprising steam or liquid hot water within the digestor, to solubilize the hemicellulose in a liquid phase and to provide a cellulose-rich solid phase; refining the cellulose-rich solid phase, together with the liquid phase, in a mechanical refiner, thereby providing a mixture of refined cellulose-rich solids and the liquid phase; enzymatically hydrolyzing the mixture in a hydrolysis reactor with cellulase enzymes, to generate fermentable sugars; and fermenting the fermentable sugars to produce ethanol. Many alternative process configurations are described. The disclosed processes may be employed for other fermentation products.

MICROORGANISM WITH KNOCK-IN AT ACETOLACTATE DECARBOXYLASE GENE LOCUS

Resumen de: US2025250557A1

Provided herein is a genetically engineered microorganism comprising knock-in of DNA at an acetolactate decarboxylase gene locus. Replacement of the acetolactate decarboxylase gene with DNA encoding one or more native or nonnative enzymes confers certain advantages, including fermentation stability and increased production of native and nonnative products from gaseous substrates.

SYSTEM AND METHOD FOR BIOMASS DENSIFICATION

Resumen de: AU2023350783A1

A biomass densification system is disclosed comprising a biomass densification unit having a body defining an inlet and an outlet and comprising a densification filter on the body, the inlet configured to receive an input stream including a target biomass and having a first biomass density, and the densification filter configured to allow fluid flow therethrough and configured to prevent passage of the target biomass therethrough; and a suction pump configured to produce a suction force across the densification filter at or below a threshold, the suction force configured to draw the input stream through the densification filter for producing a biomass residue stream separate from a filtrate stream, the biomass residue stream configured to direct the target biomass toward the outlet at a second biomass density, wherein the second biomass density is greater than the first biomass density.

PROCESS FOR CONVERTING POMACE DERIVED FROM WINERIES INTO A FOOD INGREDIENT AND PRODUCT

Resumen de: AU2023350798A1

A process for converting pomace derived from the production of fruit wine into a nutrient-rich food product, and a product made by said process. The process comprises milling the pomace, carrying out an anaerobic ethanolic fermentation in an anaerobic fermenter by adding yeast and optionally sugars to produce ethanol; carrying out an aerobic acetic acid fermentation in an aerobic fermenter by adding acetic acid bacteria to produce acetic acid, shearing the acetic acid pomace to produce a raw puree; and further processing the raw puree into a puree or powder. The process can be used to produce a product that qualifies for Kosher certification. The nutrient-rich product can be used as an ingredient in foods as a flavour, texture and color enhancer, to mask bitter flavours or off-notes, as a preservative, to fortify processed foods.

METHOD AND APPARATUS FOR BIOMASS DECOMPOSITION

Resumen de: EP4596967A2

A method, system, and apparatus for decomposing a biomass feedstock include providing a layer of inert particulate matter, such as sand, to line and insulate the bottom surface of a main chamber of a reactor where pyrolysis and oxidation are conducted to produce char and producer gases as primary products. In an embodiment, feedstock positioned in a side region of the reaction chamber insulates side walls of the main chamber from heat in the center region of the main chamber. In an embodiment of the method, a rate of removal of solid products such as char from the reactor is controlled in response to a temperature detected at a position of an extraction tube inlet of the reactor. Activated charcoal may be obtained as a primary product using the system and method, by feeding oxygen into the reactor at an inlet positioned adjacent to an inlet to the extraction chamber.

Hybrid electrical power generation system and method of simulating the same

Resumen de: AU2025205400A1

A method of simulating operation of a hybrid electrical power generation system having a battery energy storage system (BESS), a renewable energy (RE) power plant, and a combustion power plant, the method comprising: obtaining weather data for a location of the hybrid electrical power generation system, the weather data including a plurality of data points; and for each data point: determining an operating status of the BESS, the RE power plant, and the combustion power plant; in response to determining that an electrical power output of the RE power plant is sufficient to satisfy an electrical demand of the hybrid electrical power generation system and that a state of charge of the BESS is above a threshold value: dispatching the RE power plant to satisfy the electrical demand; in response to determining that the electrical power output of RE power plant is insufficient to satisfy the electrical demand, the state of charge of the BESS is above the threshold value, and the combustion power plant is not operating: dispatching the RE power plant to partially satisfy the electrical demand; and demanding the BESS to at least partially satisfy the electrical demand; and in response to determining that the electrical demand of the RE power plant is insufficient to satisfy the electrical demand, the state of charge of the BESS is above the threshold value, and the combustion power plant is operating: dispatching the RE power plant to partially satisfy the electrical demand; and dema

METHOD FOR IMPROVING RATE OF XYLOSE AND ARABINOSE UTILIZATION IN SACCHAROMYCES CEREVISIAE

Resumen de: AU2024215758A1

The provided is a method for improving the rate of glucose, xylose and arabinose utilization in Saccharomyces cerevisiae, comprising the following steps: using Saccharomyces cerevisiae with the ability to convert xylose and/or arabinose into ethanol, lactic acid, butanedioic acid, farnesene or isobutanol as a chassis cell to make the following mode of modifications in its genome: A. a mutation in the TRK1 gene for the potassium ion intracellular transporter protein, resulting in an increase in intracellular potassium ion/sodium ion ratio in Saccharomyces cerevisiae, and/or B. a mutation in the PUF2 gene for mRNA-binding protein or PUF2 gene knockout, resulting in PUF2 inactivation, deletion, reduced function, or down-regulated mRNA translation strength. The recombinant Saccharomyces cerevisiae constructed can utilize the cellulase hydrolysate comprising glucose, xylose and/or arabinose to produce ethanol, lactic acid, butanedioic acid, farnesene or isobutanol by fermentation, and has broad application prospects.

USE OF METAL SALTS AND DEEP EUTECTIC SOLVENTS IN A PROCESS TO SOLUBILIZE A BIOMASS

Resumen de: US2025243523A1

The present invention also provides for a method to deconstruct a biomass: the method comprising: (a) introducing a solvent to a biomass to dissolve at least part of solid biomass in the solvent, wherein the solvent comprises (i) a metal salt, and (ii) an ionic liquid (IL) or deep eutectic solvent (DES), or mixture thereof, to form a solubilized biomass mixture; (b) optionally introducing an enzyme and/or a microbe to the composition such that the enzyme and/or microbe produce a biofuel and/or chemical compound from the solubilized biomass; and, (c) optionally the biofuel and/or chemical compound is separated from the composition.

SOLID BIOMASS FUEL ANTI-COKING ADDITIVE

Resumen de: WO2024062247A1

A solid biomass fuel derived from one or more sources of biomass, wherein the one or more sources of biomass comprise: straw, palm-derived material, nut shells, hemp, bamboo, corn cob, rice husk, fruit shells, crop residues, seaweed, calliandra calothyrsus, acacia mangium, albizia chinensis, hevea brasiliensis, grass, or any combination thereof; wherein the solid biomass fuel further comprises one or more aluminosilicate-containing clays, one or more aluminosilicates, one or more pulverised fuel ashes, or a combination thereof.

IMPROVED FERMENTING ORGANISM FOR ETHANOL PRODUCTION

Nº publicación: EP4590845A2 30/07/2025

Solicitante:

NOVOZYMES AS [DK]
MICROBIOGEN PTY LTD [AU]
Novozymes A/S,
Microbiogen Pty. Ltd

Resumen de: MX2025003288A

The present invention relates to processes for producing ethanol comprising saccharifying cellulosic or starch-containing material and fermenting the saccharified material with a fermenting microorganism to produce ethanol. The fermenting organism is Saccharomyces cerevisiae strain MBG5225 (deposited under Accession No. Y-68199 at the Agricultural Research Service Culture Collection (NRRL), Illinois 61604 U.S.A.), Saccharomyces cerevisiae strain MBG5227 (deposited under Accession No. Y-68200 at the Agricultural Research Service Culture Collection (NRRL), Illinois 61604 U.S.A.), Saccharomyces cerevisiae strain MBG5307 (deposited under Accession No. Y-68201 at the Agricultural Research Service Culture Collection (NRRL), Illinois 61604 U.S.A.), Saccharomyces cerevisiae strain MBG5318 (deposited under Accession No. Y-68202 at the Agricultural Research Service Culture Collection (NRRL), Illinois 61604 U.S.A.) or a fermenting organism that has properties that the same or about the same as that of Saccharomyces cerevisiae MBG5225, MBG5227, MBG5307 or MBG5318.