Class / Patent application number | Description | Number of patent applications / Date published |
585242000 | From wood | 37 |
20090082604 | NOVEL PROCESS FOR PRODUCING LIQUID HYDROCARBON BY PYROLYSIS OF BIOMASS IN PRESENCE OF HYDROGEN FROM A CARBON-FREE ENERGY SOURCE - In at least one embodiment of the present invention, a method for producing liquid hydrocarbons from biomass is provided. The method comprises pyrolizing the biomass with hydrogen (H | 03-26-2009 |
20090299112 | Slurry Hydroconversion of Biorenewable Feedstocks - A method for hydroconversion of a combined feed of at least one low value petroleum derived hydrocarbon and at least one biorenewable feedstock in a hydroconversion reaction zone in the presence of a hydroconversion catalyst at hydroconversion reaction conditions for a period of time sufficient to form a hydroconversion reaction product. | 12-03-2009 |
20100312027 | METHOD FOR PRODUCING WATER-INSOLUBLE LIQUEFIED FUEL OIL FROM BIOMASS - A method for producing a water-insoluble liquefied fuel oil containing a hydrocarbon from biomass is provided, comprising converting an oxygen-containing compound in a liquefied fuel oil obtained after liquefaction to a hydrocarbon and converting a water-soluble organic substance contained in an aqueous phase to a hydrocarbon, thereby improving the yield of the water-insoluble liquefied fuel oil. The method for producing a water-insoluble liquefied fuel oil containing a hydrocarbon comprises the steps of: subjecting a mixture that contains biomass containing lignocellulose, an organic solvent, and water to liquefaction; simultaneously with or after liquefaction, causing a mixture of the liquefied fuel oil that contains the organic solvent and an aqueous phase that contains a water-soluble organic substance to come into contact with a dehydration catalyst under pressure and then subjecting the resultant to dehydration, or causing a mixture of the liquefied fuel oil that contains the organic solvent and an aqueous phase that contains a water-soluble organic substance to come into contact with hydrogen in the presence of a hydrogenation catalyst under pressure, and then subjecting the resultant to hydrogenation; and separating a water-insoluble liquefied fuel oil from the mixture after dehydration or hydrogenation. | 12-09-2010 |
20100312028 | MULTIPRODUCT BIOREFINERY FOR SYNTHESIS OF FUEL COMPONENTS AND CHEMICALS FROM LIGNOCELLULOSICS VIA LEVULINATE CONDENSATIONS - An integrated method for production of liquid transportation fuels, fuel additives, or chemicals in a biorefinery by the conversion of cellulosic materials is disclosed herein. The method is based on converting a source of C6 sugar such as cellulosic materials and sugars into a mixture of hydrotreated compounds. The biorefinery operates in a unique parallel-processing mode, wherein the initial biomass feedstocks are disassembled to provide substrates for parallel branches whose products may be reassembled in either a condensation step or a mixed hydrotreating step or a final fuel-blending step. The cellulosic materials can be converted to levulinate intermediates that condense with intermediates derived from other processes to produce fuels with the appropriate range of sizes in the target molecular composition, thus generating desirable combustion and physical properties. This method also makes use of methyltetrahydrofuran and other low carbon by-products that are separated for use as amphiphilic solvents. In an embodiment, the method produces cyclic ethers via mild hydrotreating of the condensation products, or long-chain keto ester, useful for plasticizers, by condensing a portion of the levulinate with a reagent containing an unsaturated group. In another embodiment, the method produces a ketal by converting a portion of the condensation product in an acid-catalyzed reaction with a diol. | 12-09-2010 |
20110213188 | PRODUCTION OF PYROLYSIS OIL - Methods for fractional catalytic pyrolysis which allow for conversion of biomass into a slate of desired products without the need for post-pyrolysis separation are described. The methods involve use of a fluid catalytic bed which is maintained at a suitable pyrolysis temperature. Biomass is added to the catalytic bed, preferably while entrained in a non-reactive gas such as nitrogen, causing the biomass to become pyrolyzed and forming the desired products in vapor and gas forms, allowing the desired products to be easily separated. | 09-01-2011 |
20110275868 | PROCESS FOR PREPARING AT LEAST ONE LOW MOLECULAR WEIGHT AROMATIC MATERIAL OF VALUE FROM A LIGNIN-COMPRISING STARTING MATERIAL - The present invention relates to a process for preparing low molecular weight aromatic materials of value from a lignin-comprising starting material produced from biomass. | 11-10-2011 |
20110275869 | PROCESS FOR PRODUCING SYNTHESIS GAS AND AT LEAST ONE ORGANIC LIQUID OR LIQUEFIABLE MATERIAL OF VALUE - The present invention relates to a process for producing synthesis gas and at least one organic liquid or liquefiable material of value, wherein
| 11-10-2011 |
20120157729 | PROCESS FOR PRODUCING A RENEWABLE HYDROCARBON FUEL - One exemplary embodiment can be a process for producing a renewable hydrocarbon fuel. The process can include providing a feed including a lignocellulosic material to a pyrolysis zone to produce a stream including a pyrolysis oil, providing the pyrolysis oil stream to a refining zone producing a refined stream, providing at least a portion of the refined stream to a reforming zone producing a stream including hydrogen, providing at least a portion of the hydrogen stream to the refining zone; and recovering the renewable hydrocarbon fuel from the refined stream. | 06-21-2012 |
20120157730 | PROCESS TO PRODUCE BIOFUELS FROM BIOMASS - A process for producing biofuels from biomass is provided by removing sulfur compounds and nitrogen compounds from the biomass by contacting the biomass with a digestive solvent to form a pretreated biomass containing soluble carbohydrates and having less than 35% of the sulfur content and less than 35% of the nitrogen content, based on untreated biomass on a dry mass basis, prior to carrying out aqueous phase reforming and further processing to form a liquid fuel. | 06-21-2012 |
20120184789 | PROCESS FOR HYDROPROCESSING OF NON-PETROLEUM FEEDSTOCKS - A method of hydroprocessing is performed wherein non-petroleum feedstocks, such as those containing from about 10% or more olefinic compounds or heteroatom contaminants by weight, are treated in a first reaction zone to provide reaction products. The process involves introducing the feedstock along with diluents or a recycle and hydrogen in a first reaction zone and allowing the feed and hydrogen to react in a liquid phase within the first reaction zone to produce reaction products. The reaction products are cooled and/or water is removed from the reaction products. At least a portion of the cooled and/or separated reaction product are introduced as a feed along with hydrogen into a second reaction zone containing a hydroprocessing catalyst. The feed and hydrogen are allowed to react in a liquid phase within the second reaction zone to produce a second-reaction-zone reaction product. | 07-19-2012 |
20120203043 | PROCESS FOR IMPROVING THE ENERGY DENSITY OF FEEDSTOCKS USING FORMATE SALTS - Methods of forming liquid hydrocarbons through thermal deoxygenation of cellulosic compounds are disclosed. Aspects cover methods including the steps of mixing a levulinic acid salt-containing feedstock with a formic acid salt, exposing the mixture to a high temperature condition to form hydrocarbon vapor, and condensing the hydrocarbon vapor to form liquid hydrocarbons, where both the formic acid salt and the levulinic acid salt-containing feedstock decompose at the high temperature condition and wherein one or more of the mixing, exposing, and condensing steps is carried out a pressure between about vacuum and about 10 bar. Other methods and parameters for generating energy dense liquid hydrocarbons are also disclosed and claimed. | 08-09-2012 |
20120271075 | SEPARATION OF PRODUCT STREAMS - A method of purifying a vapour product stream obtained from cracking of biomass catalysed by a fluidised solid catalyst is provided. The catalyst is separated from the vapour product stream to provide a de-catalysed vapour product stream. Solid biomass residue is cyclonically separated from the de-catalysed vapour product stream to provide a purified vapour product stream. | 10-25-2012 |
20120283493 | MULTIPRODUCT BIOREFINERY FOR SYNTHESIS OF FUEL COMPONENTS AND CHEMICALS FROM LIGNOCELLULOSICS VIA LEVULINATE CONDENSATIONS - An integrated method for production of fuels, fuel additives, or chemicals in a biorefinery by the conversion of cellulosic materials is disclosed herein. The method is based on converting a source of C6 sugar into a mixture of hydrotreated compounds. Embodiments of the method can be highly integrated, with reagents for particular steps being provided by other steps of the process. | 11-08-2012 |
20120330074 | Simultaneous Catalytic Conversion of Cellulose and Lignin to a Liquid Fuel in an Ionic Liquid - A process is disclosed for converting lignocellulosic material to liquid fuels. In the process the cellulose is dissolved in an Ionic Liquid medium. The conversion process may comprise pyrolysis, thermal cracking, hydrocracking, catalytic cracking, hydrotreatment, or a combination thereof. The conversion reaction is carried out in the presence of lignin. The lignin is at least partially converted in the process. The Ionic Liquid medium preferably is an inorganic molten salt hydrate. | 12-27-2012 |
20130030230 | METHODS AND APPARATUSES FOR PRODUCING AROMATIC HYDROCARBON-RICH EFFLUENT FROM LIGNOCELLULOSIC MATERIAL - Embodiments of methods and apparatuses for producing and aromatic hydrocarbon-rich effluent from a lignocellulosic material are provided herein. The method comprises the step of combining the lignocellulosic material and an aromatic hydrocarbon-rich diluent to form a slurry. Hydrogen in the presence of a catalyst is contacted with the slurry at reaction conditions to form the aromatic hydrocarbon-rich effluent. | 01-31-2013 |
20130035528 | REMOVAL OF HYDROGEN SULFIDE AS AMMONIUM SULFATE FROM HYDROPYROLYSIS PRODUCT VAPORS - A system and method for processing biomass into hydrocarbon fuels that includes processing a biomass in a hydropyrolysis reactor resulting in hydrocarbon fuels and a process vapor stream and cooling the process vapor stream to a condensation temperature resulting in an aqueous stream. The aqueous stream is sent to a catalytic reactor where it is oxidized to obtain a product stream containing ammonia and ammonium sulfate. A resulting cooled product vapor stream includes non-condensable process vapors comprising H | 02-07-2013 |
20130060070 | METHOD FOR PRODUCING FLUID HYDROCARBONS - The invention relates to methods for producing fluid hydrocarbon products, and more specifically, to methods for producing fluid hydrocarbon product via catalytic pyrolysis. The reactants comprise solid hydrocarbonaceous materials, and hydrogen or a source of hydrogen (e.g., an alcohol). The products may include specific aromatic compounds (e.g., benzene, toluene, naphthalene, xylene, etc.). | 03-07-2013 |
20130079566 | CATALYTIC PROCESS FOR CONVERSION OF BIOMASS INTO HYDROCARBON FUELS - A process for the conversion of lignocellulosic biomass to hydrocarbons is provided. The biomass is subjected to aqueous phase partial oxidation (APPO) in the presence of a heterogeneous oxidation catalyst to selectively provide one or more carboxylic acids in good yields. The carboxylic acids are further upgraded to hydrocarbons in the presence of one or more catalysts, which are capable of catalyzing a ketonization reaction, an aldol condensation reaction, a hydrodeoxygenation reaction, or combinations thereof, and then separating out the hydrocarbons from the one or more catalysts. | 03-28-2013 |
20130237728 | TRANSPORTATION FUELS FROM BIOMASS OXYGENATES - Oxygenate feedstocks derived from biomass are converted to a variety of fuels including gas, jet, and diesel fuel range hydrocarbons. General methods are provided including hydrolysis, dehydration, hydrogenation, condensation, oligomerization, and/or a polishing hydrotreating. | 09-12-2013 |
20130324772 | METHOD FOR CONVERTING A HYDROCARBONACEOUS MATERIAL TO A FLUID HYDROCARBON PRODUCT COMPRISING P-XYLENE - The invention relates to a method for producing a fluid hydrocarbon product, and more specifically, to a method for producing a fluid hydrocarbon product via catalytic pyrolysis. The reactants comprise hydrocarbonaceous materials (e.g., biomass). The catalyst comprises a zeolite catalyst treated with a silicone compound. The product comprises p-xylene. | 12-05-2013 |
20140100396 | FORMATE-ASSISTED PYROLYSIS - The present invention provides, among other thing, methods for creating significantly deoxygenated bio-oils form biomass including the steps of providing a feedstock, associating the feedstock with an alkali formate to form a treated feedstock, dewatering the treated feedstock, heating the dewatered treated feedstock to form a vapor product, and condensing the vapor product to form a pyrolysis oil, wherein the pyrolysis oil contains less than 30% oxygen by weight. | 04-10-2014 |
20140187830 | METHODS FOR PRODUCING SYNTHETIC FUEL - Methods are disclosed for producing synthetic fuel from carbon-containing polymeric feedstock using a select catalyst mixture. | 07-03-2014 |
20150051428 | CATALYTIC BIOMASS PYROLYSIS PROCESS - Described herein are processes for converting a biomass starting material (such as lignocellulosic materials) into a low oxygen containing, stable liquid intermediate that can be refined to make liquid hydrocarbon fuels. More specifically, the process can be a catalytic biomass pyrolysis process wherein an oxygen removing catalyst is employed in the reactor while the biomass is subjected to pyrolysis conditions. The stream exiting the pyrolysis reactor comprises bio-oil having a low oxygen content, and such stream may be subjected to further steps, such as separation and/or condensation to isolate the bio-oil. | 02-19-2015 |
20150065764 | OPTIMIZED METHOD FOR RECYCLING BIO-OILS INTO HYDROCARBON FUELS - A process for the production of hydrocarbon products from a feed comprising at least one non-pre-treated bio-oil, comprising a first step for hydroreforming in the presence of hydrogen and a hydroreforming catalyst, used alone or as a mixture, to obtain at least one liquid effluent comprising at least one aqueous phase and at least one organic phase, a second step in which at least a portion of the organic phase of the effluent obtained from the first hydroreforming step is recycled to the first hydroreforming step with a recycle ratio equal to the ratio of the mass flow rate of said organic phase to the mass flow rate of the non-pre-treated bio-oil in the range 0.05 to 2 and in which the hydrocarbon effluent obtained from the hydrotreatment and/or hydrocracking step is not recycled to said first hydroreforming step. | 03-05-2015 |
20150080626 | METHODS AND SYSTEMS FOR SUPPLYING HYDROGEN TO A HYDROCATALYTIC REACTION - A bottom fraction of a product of a hydrocatalytic reaction is gasified to generate hydrogen for use in further hydrocatalytic reactions. In one embodiment, an overhead fraction of the hydrocatalytic reaction is further processed to generate higher molecular weight compounds. In another embodiment, a product of the further processing is separated into a bottom fraction and an overhead fraction, where the bottom fraction is also gasified to generate hydrogen for use in further hydrocatalytic reactions. | 03-19-2015 |
20150133704 | PROCESS FOR PRODUCING HYDROCARBONS - A process for converting biomass to products is described. Biomass is contacted with hydrogen in the presence of a fluidized bed of hydropyrolysis catalyst in a reactor vessel under hydropyrolysis conditions; and products and char are removed from the reactor vessel. The products leave the fluidized bed at an exit bed velocity, the char has a settling velocity that is less than the exit bed velocity and hydropyrolysis catalyst has a settling velocity that is greater than the exit bed velocity. | 05-14-2015 |
20150141716 | BUBBLING BED CATALYTIC HYDROPYROLYSIS PROCESS UTILIZINIG LARGER CATALYST PARTICLES AND SMALL BIOMASS PARTICLES FEATURING AN ANTI-SLUGGING REACTOR - This invention relates to a process for thermochemically transforming biomass or other oxygenated feedstocks into high quality liquid hydrocarbon fuels. In particular, a catalytic hydropyrolysis reactor, containing a deep bed of fluidized catalyst particles is utilized to accept particles of biomass or other oxygenated feedstocks that are significantly smaller than the particles of catalyst in the fluidized bed. The reactor features an insert or other structure disposed within the reactor vessel that inhibits slugging of the bed and thereby minimizes attrition of the catalyst. Within the bed, the biomass feedstock is converted into a vapor-phase product, containing hydrocarbon molecules and other process vapors, and an entrained solid char product, which is separated from the vapor stream after the vapor stream has been exhausted from the top of the reactor. When the product vapor stream is cooled to ambient temperatures, a significant proportion of the hydrocarbons in the product vapor stream can be recovered as a liquid stream of hydrophobic hydrocarbons, with properties consistent with those of gasoline, kerosene, and diesel fuel. Separate streams of gasoline, kerosene, and diesel fuel may also be obtained, either via selective condensation of each type of fuel, or via later distillation of the combined hydrocarbon liquid. | 05-21-2015 |
20150291886 | Co-Processing of Biomass and Synthetic Polymer Based Materials in a Pyrolysis Conversion Process - Disclosed is a process for biomass conversion which includes co-processing the biomass with thermoplastic and non-thermoplastic polymer based materials in a catalytic pyrolysis reactor to convert such to liquid hydrocarbons; wherein hydrogen atoms originating with the polymer materials can remove oxygen from oxygenated hydrocarbons produced in the conversion of the biomass in the reactor. | 10-15-2015 |
20160002540 | HYDROPYROLYSIS OF BIOMASS-CONTAINING FEEDSTOCKS - Various techniques are disclosed for pretreating municipal solid waste (MSW) and other biomass-containing feedstocks that may be of a poorer quality and consequently more difficult, or even impossible, to convert to higher value liquid products (e.g., transportation fuels) using conventional processes. Such conventional processes may otherwise be satisfactory for the conversion of the biomass portion of the feedstock alone. The pretreatment of biomass-containing feedstocks may generally include steps carried out prior to a hydropyrolysis step and optionally further steps, in order to change one or more characteristics of the feedstock, rendering it more easily upgradable. | 01-07-2016 |
20160068758 | USE OFCARBON DIOXIDE GENERATED BY HYDROPYROLYSIS FOR PROCESS INERTIZATION - A hydropyrolysis process comprises feeding both (i) hydrogen and (ii) a biomass-containing feedstock or a biomass-derived feedstock, to a hydropyrolysis reactor vessel. The process comprises producing a CO | 03-10-2016 |
20160096995 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reaction product to convert the lignin-derived products to desired higher molecular weight compounds. The methods and systems can further include separating the higher molecular weight compounds from unconverted products, such as unconverted phenolics, and recycling the unconverted phenolics for use as at least a portion of the digestion solvent and for further conversion to desired higher molecular weight compounds with additional hydrotreatment. The methods and systems can further include a further hydrotreatment step configured for additional lignin conversion and/or a further hydrotreatment step configured for generating hydrogen. | 04-07-2016 |
20160096996 | PRODUCTION OF CHEMICALS AND FUELS FROM BIOMASS - The present invention provides methods, reactor systems, and catalysts for converting in a continuous process biomass to fuels and chemicals. The invention includes methods of converting the water insoluble components of biomass, such as hemicellulose, cellulose and lignin, to volatile C | 04-07-2016 |
20160096999 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reaction product to convert the lignin-derived products to desired higher molecular weight compounds. The methods can further include separating the higher molecular weight compounds from unconverted products, such as unconverted phenolics, and recycling the unconverted phenolics for use as at least a portion of the digestion solvent and for further conversion to desired higher molecular weight compounds with additional hydrotreatment. | 04-07-2016 |
20160097000 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reaction product to convert the lignin-derived products to desired higher molecular weight compounds. The methods can further include separating the higher molecular weight compounds from unconverted products, such as unconverted phenolics, and recycling the unconverted phenolics for use as at least a portion of the digestion solvent and for further conversion to desired higher molecular weight compounds with additional hydrotreatment. The methods and systems can further include generating hydrogen with the further hydrotreatment. | 04-07-2016 |
20160186066 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Separation of a product of digestion of cellulosic biomass solids may be challenging due to the various components contained therein. Methods and systems for processing cellulosic biomass, particularly a reaction product of a hydrothermal reaction containing lignin-derived products, such as phenolics, comprise providing the reaction product of a further processing (such as condensation reaction) comprising a liquid-liquid extraction unit. The liquid-liquid extraction unit can provide an aqueous portion and a non-aqueous portion, where these portions can be separated into various fractions individually. For example, desirable compounds in the aqueous portion and non-aqueous portion can be recovered from the portions individually and optionally combined to be further processed into a fuels product. Heavier components in the aqueous portion and non-aqueous portion can be recovered from the portions individually and used in the process, such as phenolics that can be used as a digestion solvent. | 06-30-2016 |
20160186067 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Separation of a product of digestion of cellulosic biomass solids may be challenging due to the various components contained therein. Methods and systems for processing cellulosic biomass, particularly a reaction product of a hydrothermal reaction containing lignin-derived products, such as phenolics, comprise providing the reaction product of a further processing (such as condensation reaction) to a non-aqueous stream to at least part precipitate the lignin and removing the precipitated lignin. | 06-30-2016 |
20160186068 | METHODS AND SYSTEMS FOR PROCESSING CELLULOSIC BIOMASS - Separation of a product of digestion of cellulosic biomass solids may be challenging due to the various components contained therein. Methods and systems for processing cellulosic biomass, particularly a reaction product of a hydrothermal reaction containing lignin-derived products, such as phenolics, comprise providing the reaction product to a separation zone comprising a liquid-liquid extraction unit. The liquid-liquid extraction unit can provide an aqueous portion and a non-aqueous portion, where these portions can be separated into various fractions individually. For example, desirable compounds in the aqueous portion and non-aqueous portion can be recovered from the portions individually and optionally combined to be further processed into a fuels product. Heavier components in the aqueous portion and non-aqueous portion can be recovered from the portions individually and used in the process, such as phenolics that can be used as a digestion solvent. | 06-30-2016 |