A process is disclosed for preparing biomass particles for thermolytic or enzymatic conversion whereby the biomass particles baying a moisture content of at least 20% are subjected to flash heating. The flash heating may be preceded by one or more adsorption/desorption cycles with water or steam. A swelling aid may be added during the adsorption …

Legal parties

Inventors (applicants): Paul O'Connor, Michael Brady, Dennis Stamires
Assignees (initial): KiOR, Inc. (Pasadena, US)
Agents: Hovey Williams LLP (attorney)

The application was examined by Guinever Gregorio (USPTO dept. 1732)


  • 1. A process for converting biomass, said process comprising: …
  • 2. The process of claim 1 , …
  • 3. The process of claim 1 wherein the desorption part of the absorption/desorption cycle comprises …

Cited documents


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Background of the Invention

1. Field of the Invention The invention relates generally to a process for making biomass material, in particular lignocellulosic biomass material, more accessible to subsequent chemical or enzymatic treatment. 2. Description …

Detailed Description of the Invention

We have discovered that when the swollen biomass particles prepared as described above are exposed to sudden rapid heating, or flash-heating, the sorbed water in the bulk of the biomass …

More details about Modification of Biomass for Efficient Conversion to Fuels

Miscellaneous patent data

Similar classification categories are Treating amylaceous material, Separating and purifying, Aryl or aralkyl ethers, Granulating and mixing, Separating tanks, Ethers, hydroxylated hydrocarbon radicals, Esters, ethers, or acetals thereof, Alkaline reagent followed by precipitant, Agar-agar, Derivatives thereof, Preparation of chemical derivatives of starch, the application publication date is Dec. 22, 2009, the grant number is 08500910, the patent particularly claims a process for converting biomass, said process comprising…, the known inventor's name is Paul O'Connor, the examination was conducted by Guinever Gregorio (1732 USPTO department), developed by Dennis Stamires et al., the assignee is a United States company, the claim number 1 is selected as exemplary, numbered 13/057,968 (application), the recorded agent - Hovey Williams LLP, located in Pasadena (US), the assignee company is KiOR, Inc., 13 claims comprise the protection scope, originally classified under Hydrolysis of carbohydrates, the invention is titled Modification of Biomass for Efficient Conversion to Fuels, the applicant's location - Dana Point, CA, the applicant's name is Stamires Dennis, the grant publication date is Aug. 6, 2013.

Invention classification information

The invention is classified under From Vegetation or Refuse, From wood, Cellulose material, Production of Hydrocarbon Mixture From Refuse or Vegetation, From synthetic resin or rubber, Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal, Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon, Solid fuels, Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms, Hydrolysis of carbohydrates, Preparation of polysaccharides not provided for in groups C08B 1/00-C08B 35/00, Derivatives thereof, obtained by saccharification of cellulosic materials.

Patent details
Publication number 08500910
Publication date Aug. 6, 2013
Kind code B2
Application number 13/057,968
Application date Dec. 22, 2009
Application type U
Application series code 13
Int. pub. country WO
Int. pub. number WO2010/075405
Int. publication Jul. 1, 2010
Int. filing country WO
Int. filing PCT/US2009/069232
Filed internationally Dec. 22, 2009
National stage date Jul. 11, 2011
National classification 127/36
Total number of claims 13
Exemplary claims 1
Terminal disclaimer
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