Absstract of: US20260297503A1
0000 Disclosed herein are genetically engineered yeast cells capable of producing ethanol. The genetically engineered yeast cells comprise an exogenous polynucleotide sequence encoding a glyceraldehyde-3-phosphate dehydrogenase (gapN) enzyme at least 60%, at least 70%, at least 80%, at least 85%, at least 90%, at least 95%, at least 97%, at least 99%, or 100% identical to at least one of SEQ ID NOs: 28, 32, 48, 52, 64, 68, 80, 92, and 96.
Absstract of: US20260297637A1
A process for enzymatic esterification of free fatty acids. In particular, the present invention relates to a pretreatment process for conversion of free fatty acids in oils and fats as feedstock for base-catalyzed transesterification to produce biodiesel.
Absstract of: AU2024433554A1
The present invention relates to a pyrolysis plant for batchwise production of biochar by pyrolysis of biomass. The invention further relates to a method of batchwise production of biochar by pyrolysis of biomass using the pyrolysis plant according to the invention. The pyrolysis plant serves for batchwise (discontinuous) production of biochar by pyrolysis of biomass, in particular of plant material, wherein the pyrolysis plant has: - at least one carrier insert for accommodating the biomass, - a drying device (2) for drying the biomass, - a pyrolysis device (3) for the pyrolysis of the biomass dried in the drying device (2) to obtain biochar with exclusion of oxygen or with a low level of oxygen supply, - a conveying device for supplying drying air to the drying device (2), - a heat exchanger (6) for heating the drying air conveyed by the conveying device by means of waste heat from the pyrolysis device (3).
Absstract of: US20260297632A1
Methods of and system for growing and maintaining an optimized/ideal active yeast solution in the yeast tank and fermenter tank during the fermentation filling cycle are provided. A new yeast stage tank is used between the yeast tank and the fermenter tank allowing yeast to rapidly produce a huge amount of active young yeast cells for a fermenter during the filling period. A measurable and useful controlling factor, %DT/%Yeast by weight ratio (or “food” to yeast ratio), is used (e.g., %DT=glucose), which offers information on the health status of the yeast. The controlling factor is used to control the status of the yeast throughout the entire process.
Absstract of: US20260297550A1
Described are a recombinant host cell, a composition comprising a glucoamylase and methods of saccharifying the starch substrate using the glucoamylase. Moreover, the disclosure also relates to a process of producing fermentation products and a method for increasing starch digestibility in an animal as well as a method of producing a fermented beverage.
Absstract of: US20260297630A1
0000 The disclosure provides a process for the production of ethanol and one or more low boiling compound from a fermentable carbon source. The ethanol and the low boiling compound(s) are produced using an ethanol-producing yeast modified to further produce the one or more low boiling point compounds. In one embodiment, the low boiling compound(s) are acetone, 1-propanol, and/or 2-propanol. Additionally, the disclosure provides a process for the isolation ad purification of the one or more low boiling compounds from ethanol.
Absstract of: WO2025109515A1
Process for producing bio-oil from lignin comprising the following steps: (a) subjecting the lignin to extraction of the oligomers in the presence of at least one alcohol having from 1 to 5 carbon atoms, preferably from 1 to 2 carbon atoms, operating at the boiling temperature of said alcohol or, in the case of a mixture of alcohols at the temperature of the higher-boiling alcohol, for a time comprised between 30 minutes and 90 minutes, preferably comprised between 40 minutes and 70 minutes, obtaining a liquid phase comprising oligomers and at least one alcohol and a solid phase comprising lignin essentially free of said oligomers; (b) subjecting the solid phase comprising lignin essentially free of said oligomers obtained in step (a) to depolymerization in the presence of at least one alcohol having from 1 to 5 carbon atoms, preferably from 1 to 2 carbon atoms, in supercritical conditions, operating at a temperature comprised between 200°C and 300°C, preferably comprised between 220°C and 295°C, at a pressure comprised between 40 bar and 170 bar, preferably comprised between 50 bar and 150 bar, for a time comprised between 5 minutes and 150 minutes, preferably comprised between 10 minutes and 130 minutes, obtaining: - (i) a gas phase; - (ii) a mixture comprising an oily phase consisting of bio-oil, a liquid phase comprising at least one alcohol and a solid phase comprising carbon residues ("char"), an oily phase consisting of bio-oil and, optionally, unconverted lignin;
Absstract of: WO2025108769A1
The invention relates to a method for treating a lignocellulosic biomass, with a) an optional step of impregnating the biomass (1), b) a step of cooking (3) the biomass (1) in the presence of water vapor (2) in order to obtain a mixture comprising the biomass (5) and water vapor (4a), c) a separation step in order to obtain the pretreated biomass (5) and the water vapor (4a), d) a step of condensing (17) the water vapor (4a) from the cooking step b) to liquid effluent (4b), e) an enzymatic hydrolysis step (6) in order to obtain a hydrolyzed biomass (7), f) a step of fermenting (8) the hydrolyzed biomass (7) in order to obtain a mixture comprising a fermented biomass (9) and a solid residue, then at least one step of washing said mixture or said solid residue obtained in step f), using the liquid effluent resulting from the condensation step d).
Absstract of: WO2025109537A2
Process for depolymerizing lignocellulosic biomass comprising the following steps: (a) subjecting the lignocellulosic biomass to depolymerization in the presence of at least one alcohol having from 1 to 5 carbon atoms, preferably from 1 to 2 carbon atoms, operating at a weight/weight (w/w) lignocellulosic biomass/alcohol ratio comprised between 0.1 and 1, preferably comprised between 0.15 and 0.8, in supercritical conditions, at a temperature comprised between 200°C and 300°C, preferably comprised between 220°C and 295°C, at a pressure comprised between 40 bar and 170 bar, preferably comprised between 50 bar and 150 bar, for a time comprised between 5 minutes and 150 minutes, preferably comprised between 10 minutes and 130 minutes, obtaining: (i) a mixture comprising a liquid phase comprising depolymerized lignocellulosic biomass and at least one alcohol and a solid phase comprising carbon residues ("char"), depolymerized lignocellulosic biomass and, optionally, non-depolymerized lignocellulosic biomass; (ii) optionally, a gaseous phase; (b) separating the liquid phase comprising depolymerized lignocellulosic biomass and at least one alcohol from the mixture (i) obtained in step (a) obtaining: (iii) a liquid phase comprising depolymerized lignocellulosic biomass and at least one alcohol; (iv) a solid phase comprising carbon residues ("char"), depolymerized lignocellulosic biomass and, optionally, non-depolymerized lignocellulosic biomass; (c) subjecting the liquid phase c
Absstract of: WO2025107081A1
An apparatus for carbonizing biomass may have: at least one dehumidifying unit configured for receiving biomass, for exposing the biomass to drying gases to reduce a moisture content in the biomass and for outputting dehumidified biomass; at least one carbonization unit having an inlet configured for receiving the dehumidified biomass, an outlet configured for outletting biomass with an increase carbon content, at least one feed screw unit configured for displacing the biomass from the inlet to the outlet, and at least one chamber surrounding at least part of an exterior surface of the feed screw unit, the chamber being in heat exchange relation with the exterior surface and configured for heating the exterior surface of the feed screw unit, the feed screw unit being sealed from the inlet to the outlet; and a pneumatic drying circuit configured for directing biomass in the dehumidifying unit using a flow of drying gases, the pneumatic drying circuit including a drying gas source configured for producing the drying gases.
Absstract of: WO2025109194A2
The present invention refers to an ultrasonic baffled hydrothermal (UBH) reactor for the pretreatment of lignocellulosic biomass, using rotating baffles (180) and blades (182) driven by a motor (73), surrounding heating coils (181) and ultrasonic probes (177, 123). The invention also refers to immobilized cellulase using metal-organic frameworks (MOF). This invention also refers to the counter-current saccharification process. The invention further refers to a thermosiphon which can be used couples with a falling film in a distillation. Additionally, it also refers to a process for producing bioethanol using said UBH reactor, the immobilized cellulase in a counter-current process and a falling film e coupled with the thermosiphon. A system for producing bioethanol comprising the UBH reactor, a saccharification counter-current process, falling films and a thermosiphon is also presented. The uses of the UBH reactor, the enzyme and the thermosiphon are also proposed.
Absstract of: WO2025122999A1
A method of making a diesel fuel includes combining tetraalkoxyborate with a triglyceride composition to form a reaction mixture, where the triglyceride composition includes one of a vegetable oil or an animal fat. The method also includes heating the reaction mixture above 40 °C to form a diesel fuel including fatty acid alkyl esters.
Absstract of: WO2026196605A1
Problem To provide a carbonization apparatus in which fuel consumption is suppressed by effectively utilizing a combustible gas that is generated from an object to be carbonized in a carbonization process by means of an indirect heating system using a rocket stove. Solution A carbonization apparatus according to the present invention is provided with a carbonization chamber, a rocket stove, and a heat transfer means. Heat generated in the rocket stove is transferred to the carbonization chamber by the heat transfer means. A combustible gas is guided to the rocket stove by a gas guide pipe of the carbonization chamber to be a part of a fuel. As a result, improvement of energy efficiency and reduction of environmental load can be achieved by efficiently performing carbonization by the indirect heating system and effectively utilizing the combustible gas.
Absstract of: WO2026196877A1
The present invention addresses the problem of providing an improved system for expressing Kluyveromyces marxianus. Provided are: genetically-modified Kluyveromyces marxianus that lacks inulinase and expresses a foreign protein; and a method for producing a foreign protein, the method comprising a step for culturing the genetically-modified Kluyveromyces marxianus.
Absstract of: DE102025110996A1
Die vorliegende Erfindung betrifft eine Pyrolyseanlage (1) zum Erzeugen von Pyrolysegas (30) und festem Pyrolysat (32) aus einem kohlenstoffhaltigen Substrat (21) umfassend eine Substrat-Zuführung (2), eine Festbettreinigung (3) mit einem Substrat-Einlass (4), einen Substrat-Auslass (5) und eine Reinigungsförderschnecke (17.2, 18.2), eine erste Schleuse (10) mit einem mit der Substrat-Zuführung (2) verbundenen Einlauf (10.1) und mit einem mit dem Substrat-Einlass (4) der Festbettreinigung (3) verbundenen Auslauf (10.2), einen Reaktor (6) mit einem Reaktor-Gehäuse (23.1, 24.1), einen im Reaktor-Gehäuse angeordneten Reaktor-Einlass (7), einen im Reaktor-Gehäuse angeordneten Reaktor-Auslass (8) und eine im Reaktor-Gehäuse rotierbare Reaktorförderschnecke (17.2, 18.2), eine Reaktor-Heizung (27), eine zweite Schleuse (11) mit einem mit dem Substrat-Auslass (5) verbundenen Einlauf (11.1) und mit einem mit dem Reaktor-Einlass (7) verbundenen Auslauf (11.2), eine Pyrolysat-Abführung (9), eine dritte Schleuse (12) mit einem mit dem Reaktor-Auslass (8) verbundenen Einlauf (12.1) und mit einem mit der Pyrolysat-Abführung (9) verbundenen Auslauf (12.2), eine Pyrolysegasleitung (28), die im Bereich des Reaktor-Auslasses (8) in den Reaktor (6) mündet und die im Bereich des Substrat-Auslasses (5) in die Festbettreinigung (3) mündet, und dazu eingerichtet ist, ein Strömen von Pyrolysegas (30) vom Reaktor (6) in die Festbettreinigung (3) zu ermöglichen, und einen Pyrolysegas-Aus
Absstract of: WO2026196018A1
The present invention refers to a modular biomass pyrolysis system, for the production of energy and biomass-derived products, the modular biomass pyrolysis system comprising at least the following modular equipment units: distributed electric modules (5); actuation modules (6); biomass storage modules (7); biomass preparation modules (8); biomass transport modules (10); drying stage modules (11); reactor modules (12); and exhaust gases modules (17).
Absstract of: US20260285796A1
0000 The invention concerns a method and a plant for converting biomass into acrylate salts. 0000 The method successively involves: a) a step of treating the biomass to produce ethanol and CO<2>; b) a step of dehydrating the ethanol obtained at the end of step a) to obtain ethylene; c) a step of synthesizing acrylate salts from the ethylene obtained at the end of step b) and from the CO<2 >obtained at the end of step a).
Absstract of: US20260286398A1
A process for treating lignocellulosic biomass comprises: b) acidic or neutral pretreatment of the biomass to produce an acidic or neutral pretreated biomass,alternating withb′) basic pretreatment of the biomass previously placed under acidic, neutral or basic conditions to produce a basic pretreated biomass,followed byc) enzymatic hydrolysis of the acidic pretreated biomass and/or of the basic pretreated biomass, to obtain a hydrolyzed biomass,d) solid/liquid separation of the hydrolyzed biomass obtained at the end of step c) in the form of sugar(s) or a step of solid/liquid separation of the hydrolyzed biomass in the form of sugar(s) obtained at the end of step c) then treated in steps subsequent to the enzymatic hydrolysis step c), in order to obtain a separated juice and an unconverted solid residue, ande) recycling the solid residue to basic pretreatment step b′).
Absstract of: EP4810620A1
A process for the production of one or more fermentation products and lignin. The method comprises pretreatment with sulfur dioxide and a volatile alcohol, chemical recovery, whole slurry saccharification, and fermentation. High monosaccharide yields are achieved, and alkoxylated and/or non-alkoxylated lignin fractions, as well as lignosulfonate, can be produced and separated if desired. Monosaccharides with or without lignin are subjected to fermentation to produce one or more fermentation products, for example, ethanol.
Absstract of: US20250163339A1
Production systems and methods for producing pellets or pellet products, which can be used, e.g., in an electric arc furnace (EAF) to produce metal alloys, are disclosed herein. In some embodiments, a method for forming coke pellets includes (i) blending biomass with a set of materials to form an input blend, (ii) preconditioning the input blend by hydrating the input blend to generate a first plurality of particles, (iii) charging the first plurality of particles into an oven to produce a second plurality of particles via pyrolysis, (iv) post-conditioning the second plurality of particles to produce a third plurality of particles by exposing the second plurality of particles to at least one of an amphipathic binder, a hydrophobic binder, or a hydrophilic binder, and (v) physically altering the third plurality of particles to form coke pellets. The biomass can have a first volatility and the set of materials can have a second volatility lower than the first volatility.
Absstract of: WO2026191032A1
An ethanol production system comprising: a compression means that compresses wood and/or bamboo material to produce a juice; and a fermentation means that ferments the juice without performing saccharification treatment by using an enzyme, thereby producing ethanol.
Absstract of: WO2026192590A1
Disclosed herein are yeast strains and derivatives thereof, as well as compositions comprising the yeast strains for use in ethanol manufacture. The disclosure also relates to processes for producing ethanol from biomass using the yeast strains and compositions. In particular, the yeast strains produce higher ethanol and lower glycerol and residual sugars, and have a higher temperature tolerance and higher fermentation rate than strains and products currently used in ethanol production processes.
Absstract of: WO2026190815A1
The present disclosure provides an extraction process and system for production of alcohol The extraction system for production of alcohol comprises of a pre-fermenter unit (202), a fermentation unit (204), a settling tank (206), a preheater (208), a flash tank (210), a condensate tank (212).
Absstract of: WO2026190270A1
According to an aspect, a heat exchanger for a manufacturing facility for treatment of biomass is provided, wherein the heat exchanger comprises a torrefaction gas duct, the torrefaction gas duct configured to receive torrefaction gas generated during torrefaction of the biomass in a torrefaction reactor, and to direct the received torrefaction gas to the torrefaction reactor, and the torrefaction gas duct having a wall configured to contact the torrefaction gas, wherein the heat exchanger is configured to maintain the wall at a temperature higher than 500 °C, more preferably higher than 550 °C According to a further aspect, a heat exchanger for a manufacturing facility for treatment of biomass is provided, wherein the heat exchanger comprises a torrefaction gas duct, the torrefaction gas duct configured to receive torrefaction gas generated during torrefaction of the biomass in a torrefaction reactor, and to direct the received torrefaction gas to the torrefaction reactor, and the torrefaction gas duct having a wall configured to contact the torrefaction gas, wherein the heat exchanger is configured to maintain the wall at a temperature below 450 °C, more preferably below 400 °C.
Nº publicación: WO2026190064A1 17/09/2026
Applicant:
DSM IP ASSETS B V [NL]
DSM IP ASSETS B.V.
Absstract of: WO2026190064A1
The present invention relates to a method for fermenting carbohydrate comprising a compound having formula (I), a use of said compound compound for improving growth, uptake, metabolization and/or fermentation of carbohydrate by a yeast, and for increasing ethanol production of a yeast.