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Title: Method for producing ethanol and co-products from cellulosic biomass

Abstract

The present invention generally relates to processes for production of ethanol from cellulosic biomass. The present invention also relates to production of various co-products of preparation of ethanol from cellulosic biomass. The present invention further relates to improvements in one or more aspects of preparation of ethanol from cellulosic biomass including, for example, improved methods for cleaning biomass feedstocks, improved acid impregnation, and improved steam treatment, or "steam explosion."

Inventors:
Issue Date:
Research Org.:
Abengoa Bioenergy New Technologies, Inc. (Chesterfield, MS)
Sponsoring Org.:
USDOE
OSTI Identifier:
1107584
Patent Number(s):
8545633
Application Number:
13/236,272
Assignee:
Abengoa Bioenergy New Technologies, Inc. (Chesterfield, MS)
Patent Classifications (CPCs):
C - CHEMISTRY C12 - BIOCHEMISTRY C12P - FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE {
C - CHEMISTRY C13 - SUGAR INDUSTRY C13K - SACCHARIDES, OTHER THAN SUCROSE, OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DI-, OLIGO- OR POLYSACCHARIDES
DOE Contract Number:  
FC36-03G013142; FC36-07G017028
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
09 BIOMASS FUELS

Citation Formats

Nguyen, Quang A. Method for producing ethanol and co-products from cellulosic biomass. United States: N. p., 2013. Web.
Nguyen, Quang A. Method for producing ethanol and co-products from cellulosic biomass. United States.
Nguyen, Quang A. Tue . "Method for producing ethanol and co-products from cellulosic biomass". United States. https://www.osti.gov/servlets/purl/1107584.
@article{osti_1107584,
title = {Method for producing ethanol and co-products from cellulosic biomass},
author = {Nguyen, Quang A},
abstractNote = {The present invention generally relates to processes for production of ethanol from cellulosic biomass. The present invention also relates to production of various co-products of preparation of ethanol from cellulosic biomass. The present invention further relates to improvements in one or more aspects of preparation of ethanol from cellulosic biomass including, for example, improved methods for cleaning biomass feedstocks, improved acid impregnation, and improved steam treatment, or "steam explosion."},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Oct 01 00:00:00 EDT 2013},
month = {Tue Oct 01 00:00:00 EDT 2013}
}

Works referenced in this record:

Apparatus for the pyrolysis of waste products
patent, December 1977


Container with discharging device
patent, February 2007


Novel catalytic reactor process for the production of commercial grade pulp, native lignin & unicellular protein
patent-application, December 2005


Method of treatment of waste paper with steam
patent, June 1992


Method and Apparatus for Conveying a Cellulosic Feedstock
patent-application, February 2010


Process for converting cellulosic materials into fuels and chemicals
patent, September 1994


Methods and Apparatus for Conveying a Cellulosic Feedstock
patent-application, July 2010


Feeding of comminuted fibrous material to a pulping process
patent, March 2001


Process for the production of animal feed and ethanol and novel animal feed
patent, February 2009


Method for Producing Pulp and Lignin
patent-application, August 2006


Unloading system for particulate materials bins
patent, December 2001


Method for pre-processing and processing pulp
patent-application, January 2002


Cellulose pretreatment process
patent, October 2012


Air classifying process and air classifier
patent, September 1989


Dilute acid/metal salt hydrolysis of lignocellulosics
patent, July 2002


Method for pretreatment of cellulosic materials
patent, May 1984


Conditioning baled material
patent, May 1987


Preimpregnation: an important step for biomass refining processes
journal, August 1998


NREL/DOE ethanol pilot-plant: Current status and capabilities
journal, November 1996


Method of moistening whole grains
patent, October 1977


Strong acid hydrolysis of cellulosic and hemicellulosic materials
patent, January 1997


Recovery of lignin
patent, August 1988


Method and apparatus for fiberizing
patent, February 1993


Production of ethanol from biomass
patent, October 1997


High efficiency organosolv saccharification process
patent, September 1984


Method for Improving Yield of Cellulose Conversion Processes
patent-application, March 2010


Enzymatic hydrolysis of biomasses having a high dry matter (DM) content
patent, October 2009


Solvents For Use In The Treatment Of Lignin-Containing Materials
patent-application, September 2007


Method of producing bleached thermomechanical pulp (tmp) or bleached chemithermomechanical pulp (ctmp)
patent-application, November 2004


Two-Stage Dilute-Acid Pretreatment of Softwoods
journal, January 2000


Methods for Producing a Hydrolysate and Ethanol From Lignocellulosic Materials
patent-application, September 2008


Progress-Curve Analysis Shows that Glucose Inhibits the Cellotriose Hydrolysis Catalysed by Cellobiohydrolase II from Trichoderma Reesei
journal, July 1995


Dry Fractionation of Corn
patent-application, January 2009


Processing Biomass
patent-application, June 2012


Dilute acid pretreatment of softwoods: Scientific note
journal, March 1998


Comparison of yellow poplar pretreatment between NREL digester and sunds hydrolyzer
journal, March 1998


Method of molding using dissociated lignocellulosic material and the product so produced
patent, June 1988


Acid pre-hydrolysis reactor system
patent, August 1994


Yeast adaptation on softwood prehydrolysate
journal, March 1998


Prehydrolysis of lignocellulose
patent, April 1996


Screw press for squeezing out fibrous material
patent-application, December 2006


Method for continuous saccharification of cellulose of plant raw material
patent, February 1984


Method for producing ethanol from biomass
patent, August 1992


Method for producing ethanol with frequent input of yeast
patent, May 2003


Discharge apparatus for bins
patent, January 1993


Method for Saccharification of Woody Biomass
patent-application, January 2008


Continuous Countercurrent Extraction of Hemicellulose from Pretreated Wood Residues
book, January 2001


Production of hydrophobic fibers
patent, January 1998


Process for the simultaneous production of xylitol and ethanol
patent-application, November 2002


Characterization of cellulases and hemicellulases produced by Trichoderma reesei on various carbon sources
journal, November 2005


Process and economic analysis of pretreatment technologies
journal, December 2005


Methods and systems for pretreatment and processing of biomass
patent-application, September 2004


Modeling and optimization of the dilute-sulfuric-acid pretreatment of corn stover, poplar and switchgrass
journal, February 1997


Comparative sugar recovery data from laboratory scale application of leading pretreatment technologies to corn stover
journal, December 2005


Process for the production of xylose by hydrolysis of hemicellulose by immobilized enzymes
patent, August 1999


Coordinated development of leading biomass pretreatment technologies
journal, December 2005


Pretreatment of Lignocellulosic Biomass Through Removal of Inhibitory Compounds
patent-application, October 2010


High temperature enzymatic prehydrolysis prior to simultaneous saccharification and fermentation of steam pretreated corn stover for ethanol production
journal, March 2007


Fed Batch Process for Biochemical Conversion of Lignocellulosic Biomass to Ethanol
patent-application, October 2010


The effect of particle size on hydrolysis reaction rates and rheological properties in cellulosic slurries
journal, April 2007


Methods for degrading lignocellulosic materials
patent, May 2011


Mixing assembly for continuous mixer
patent, August 1998


Ethanol Annual Report FY 1990
report, January 1991


Monosaccharides from corn kernel hulls by hydrolysis
patent, June 1988


Ethanol production from lignocellulosics: Large scale experimentation and economics
journal, January 1994


Silicon-Based Materials from Rice Husks and Their Applications
journal, December 2001


Bioconversion of forest products industry waste cellulosics to fuel ethanol: A review
journal, January 1996


Method and Apparatus for Conveying a Cellulosic Feedstock
patent-application, February 2010


Apparatus for feeding a mass of particulate or fibrous material
patent, August 1990


Biomass treatment process and system
patent-application,  


Process for obtaining xylan and fibrin from vegetable raw material containing xylan
patent, January 1980


Method and Apparatus for Treating a Cellulosic Feedstock
patent-application, February 2010


Cellulase Production On Bagasse Pretreated With Hot Water
journal, January 2002


Method of treating biomass material
patent, July 1996


Process for preparing pulp for paper making
patent, January 1989


Removal of Inhibitory Compounds During Pre-Treatment of Lignocellulosic Biomass
patent-application, July 2010


Pretreatment of Lignocellulosic Wastes to Improve Ethanol and Biogas Production: A Review
journal, September 2008


Apparatus for conveying particulate material
patent, February 1980


Method of treating biomass material
patent, November 1994


Pretreatment process for conversion of cellulose to fuel ethanol
patent, June 1999


Progressing batch hydrolysis process
patent, October 1986


Enzymatic hydrolysis of biomasses having a high dry matter (DM) content
patent, November 2010


Method of treating biomass material
patent, June 1993


Cellulose ester blend membranes, process for making same and their use
patent, March 1997


Prehydrolysis of lignocellulose
patent, January 1998


Pretreatment process for conversion of cellulose to fuel ethanol
patent, July 2000


Process to produce a high quality paper product and an ethanol product from bamboo
patent, March 1993


Concentrated sulfuric acid hydrolysis of lignocellulosics
patent, May 2000


Removal of minerals from cellulosic biomass
patent-application, August 2006


Process for the production of xylose by enzymatic hydrolysis of xylan
patent, April 1980


Biological conversion of hemicellulose to propionic acid
journal, March 1998


Screw conveyor
patent, March 1990


Conversion of Cotton Wastes to Bioenergy and Value-Added Products
journal, January 2008


Cellulose production from lignocellulosic biomass
patent, September 2003


Method of processing lignocellulosic feedstock for enhanced xylose and ethanol production
patent-application, November 2004


Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics
patent, December 2003


Effect of initial moisture content and chip size on the bioconversion efficiency of softwood lignocellulosics
journal, January 2004


Arrangement for feeding bulk material tending to cake
patent, June 1987


Press for expressing liquid from a mass
patent, November 1983


Fractionation of Lignocellulosics by Steam-Aqueous Pretreatments [and Discussion]
journal, April 1987

  • Overend, R. P.; Chornet, E.; Gascoigne, J. A.
  • Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, Vol. 321, Issue 1561
  • https://doi.org/10.1098/rsta.1987.0029

Single zymomonas mobilis strain for xylose and arabinose fermentation
patent, December 1998


Separation of Reactive Cellulose from Lignocellulosic Biomass with High Lignin Content
patent-application, October 2010


Enzymatic Treatment of Lignocellulosic Materials
patent-application, April 2009


An integrated model for the technical and economic evaluation of an enzymatic biomass conversion process
journal, January 1991


Features of promising technologies for pretreatment of lignocellulosic biomass
journal, April 2005


Method of separating lignocellulosic material into lignin, cellulose and dissolved sugars
patent, March 1998


Production of carbohydrates, alcohol and resins from biomass
patent-application, June 2004


Method and Apparatus for Conveying a Cellulosic Feedstock
patent-application, February 2010


Method and Apparatus for Treating Cellulosic Feedstock
patent-application, February 2010


Steam-explosion pretreatment of wood: Effect of chip size, acid, moisture content and pressure drop
journal, June 1986


Steam Pretreatment of Acid-Sprayed and Acid-Soaked Barley Straw for Production of Ethanol
book, January 2006


Method of processing lignocellulosic feedstock for enhanced xylose and ethanol production
patent-application, June 2007


Catalyst Transport in Corn Stover Internodes
book, January 2006


Removal of minerals from cellulosic biomass
patent, March 2009


Methods and systems for producing ethanol using raw starch and fractionation
patent-application, February 2007


Conversion of Distiller’s Grain into Fuel Alcohol and a Higher-Value Animal Feed by Dilute-Acid Pretreatment
book, January 2004

  • Tucker, Melvin P.; Nagle, Nicholas J.; Jennings, Edward W.
  • Proceedings of the Twenty-Fifth Symposium on Biotechnology for Fuels and Chemicals Held May 4–7, 2003, in Breckenridge, CO
  • https://doi.org/10.1007/978-1-59259-837-3_92

Apparatus for mixing construction materials
patent, August 1981


Process for Alcoholic Fermentation of Lignocellulosic Biomass
patent-application, June 2010


Air classifier
patent, October 1981


Post-Harvest Processing Methods for Reduction of Silica and Alkali Metals in Wheat Straw
book, January 2003


System for feeding biomass into a pressurized vessel
patent, July 2011


Biogas producing facility with anaerobic hydrolysis
patent-application, December 2006


Process for conversion of mushroom lignocellulosic waste to useful byproducts
patent-application, October 2007


Lignin blockers and uses thereof
patent-application, April 2006


Process for carrying out pre-hydrolysis of a biomass
patent, July 2007


Chip presteaming and air washing
patent, May 1988


Extrusion method and apparatus for acid treatment of cellulosic materials
patent, May 1992


Method Of Converting A Biomass Into Biobased Products
patent-application, February 2008


Process for the acid hydrolysis of waste cellulose to glucose
patent, February 1982


Compacting screw feeder
patent, October 1991


Mixing and transport conveyor
patent, December 1982


Apparatus for conveying and discharging bulk materials
patent, January 1993


Dilute-Sulfuric Acid Pretreatment of Corn Stover in Pilot-Scale Reactor
book, January 2003


Methods for Enzymatic Hydrolysis of Lignoclellulose
patent-application, September 2007


Dilute Acid Hydrolysis of Softwoods
book, January 1999


Bioconversion of hybrid poplar to ethanol and co-products using an organosolv fractionation process: Optimization of process yields
journal, January 2006


Enzymatic Treatment Under Vacuum of Lignocellulosic Materials
patent-application, April 2009


Partial acid hydrolysis of cellulosic materials as a pretreatment for enzymatic hydrolysis
journal, July 1980


Method for extracting the chemical components from dissociated lignocellulosic material
patent, March 1990


Processing Biomass
patent-application, November 2011


Coal treatment for ash removal and agglomeration
patent, May 1982


Particulate separation processes and apparatus
patent-application, July 2006


Ethanol production by recombinant hosts
patent, January 1996


Process for producing ethanol
patent, August 2005


Procedure for the production of ethanol from lignocellulosic biomass using a new heat-tolerant yeast
patent-application, November 2002


Hydrolysis and fractionation of lignocellulosic biomass
patent, February 2000


Process and Apparatus for Dewatering Cellulosic Fermentation Products
patent-application, October 2009


Process to convert biomass and refuse derived fuel to ethers and/or alcohols
patent, April 1996


Method and Apparatus for Conveying a Cellulosic Feedstock
patent-application, July 2010


Wood Hydrolysis. A Continuous Process
journal, March 1942


Saccharifying Biomass
patent-application, August 2010


Measurement of cellulase activities
journal, January 1987


Prehydrolysis of lignocellulose
patent, June 1995


Process for treatment of biomass feedstocks
patent, May 2011


The impact of dilute sulfuric acid on the selectivity of xylooligomer depolymerization to monomers
journal, February 2008


Processing Biomass
patent-application, May 2010


Process for the production of glucose from cellulose-containing vegetable raw materials
patent, July 1979


Biomass Material
patent-application, September 2007


Acid impregnation and steam explosion of corn stover in batch processes
journal, August 2007


High Temperature Lignin Separation Process
patent-application, June 2012