ATE61633T1 - Behandlung von lignocellulosehaltigen materialien mit ueberkritischem ammoniak. - Google Patents

Behandlung von lignocellulosehaltigen materialien mit ueberkritischem ammoniak.

Info

Publication number
ATE61633T1
ATE61633T1 AT86303819T AT86303819T ATE61633T1 AT E61633 T1 ATE61633 T1 AT E61633T1 AT 86303819 T AT86303819 T AT 86303819T AT 86303819 T AT86303819 T AT 86303819T AT E61633 T1 ATE61633 T1 AT E61633T1
Authority
AT
Austria
Prior art keywords
treatment
lignocellulosic materials
supercritical ammonia
supercritical
ammonia
Prior art date
Application number
AT86303819T
Other languages
English (en)
Inventor
Yu-Chia Terry Chou
Original Assignee
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE61633T1 publication Critical patent/ATE61633T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/02—Preparation of oxygen-containing organic compounds containing a hydroxy group
    • C12P7/04—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
    • C12P7/06—Ethanol, i.e. non-beverage
    • C12P7/08—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate
    • C12P7/10—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate substrate containing cellulosic material
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/32—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from hydrolysates of wood or straw
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K50/00—Feeding-stuffs specially adapted for particular animals
    • A23K50/10—Feeding-stuffs specially adapted for particular animals for ruminants
    • A23K50/15—Feeding-stuffs specially adapted for particular animals for ruminants containing substances which are metabolically converted to proteins, e.g. ammonium salts or urea
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/22—Processes using, or culture media containing, cellulose or hydrolysates thereof
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/14—Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase (EC 3.2.x), e.g. by alpha-amylase, e.g. by cellulase, hemicellulase
    • C—CHEMISTRY; METALLURGY
    • C13—SUGAR INDUSTRY
    • C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
    • C13K1/00—Glucose; Glucose-containing syrups
    • C13K1/02—Glucose; Glucose-containing syrups obtained by saccharification of cellulosic materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87—Re-use of by-products of food processing for fodder production
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S426/00—Food or edible material: processes, compositions, and products
    • Y10S426/807—Poultry or ruminant feed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Polymers & Plastics (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Food Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Animal Husbandry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Physiology (AREA)
  • Birds (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Botany (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Emergency Medicine (AREA)
  • Processing Of Solid Wastes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Disintegrating Or Milling (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
AT86303819T 1985-05-21 1986-05-20 Behandlung von lignocellulosehaltigen materialien mit ueberkritischem ammoniak. ATE61633T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/736,386 US4644060A (en) 1985-05-21 1985-05-21 Supercritical ammonia treatment of lignocellulosic materials
EP86303819A EP0202915B1 (de) 1985-05-21 1986-05-20 Behandlung von lignocellulosehaltigen Materialien mit überkritischem Ammoniak

Publications (1)

Publication Number Publication Date
ATE61633T1 true ATE61633T1 (de) 1991-03-15

Family

ID=24959675

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86303819T ATE61633T1 (de) 1985-05-21 1986-05-20 Behandlung von lignocellulosehaltigen materialien mit ueberkritischem ammoniak.

Country Status (8)

Country Link
US (1) US4644060A (de)
EP (1) EP0202915B1 (de)
AT (1) ATE61633T1 (de)
CA (1) CA1246551A (de)
DE (1) DE3678034D1 (de)
DK (1) DK233886A (de)
GR (1) GR861300B (de)
IE (1) IE58427B1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4992308A (en) * 1988-09-16 1991-02-12 University Of South Florida Supercritical fluid-aided treatment of porous materials
US5169687A (en) * 1988-09-16 1992-12-08 University Of South Florida Supercritical fluid-aided treatment of porous materials
US5041192A (en) * 1988-09-16 1991-08-20 University Of South Florida Supercritical delignification of wood
US5254465A (en) * 1989-06-20 1993-10-19 Northeastern University Process for manufacture of alkaline earth acetates
US5171592A (en) * 1990-03-02 1992-12-15 Afex Corporation Biomass refining process
US5370999A (en) * 1992-12-17 1994-12-06 Colorado State University Research Foundation Treatment of fibrous lignocellulosic biomass by high shear forces in a turbulent couette flow to make the biomass more susceptible to hydrolysis
DK96595A (da) * 1995-08-30 1997-03-01 Bio Ethanol A S Fremgangsmåde til oplukning af celluloseholdig biomasse ved behandling af materialer med en flygtig base
CA2208827C (en) 1996-07-09 2006-01-03 Ben A. Steensma Animal feed
US6176176B1 (en) * 1998-04-30 2001-01-23 Board Of Trustees Operating Michigan State University Apparatus for treating cellulosic materials
US6264715B1 (en) * 2000-05-22 2001-07-24 Salem Organic Soils, Inc. Method for making soil conditioner
EP1767658A1 (de) * 2001-02-28 2007-03-28 Iogen Energy Corporation Methode zur Behandlung von Lignin- und Zellulosehaltigen Beschickungen zur Erhöhten Produktion von Xylose und Ethanol
JP2007532587A (ja) * 2004-04-13 2007-11-15 アイオゲン エナジー コーポレイション リグノセルロース処理における無機塩回収方法
AU2007210012B2 (en) * 2006-01-27 2012-04-05 University Of Massachussetts Systems and methods for producing biofuels and related materials
WO2008020901A2 (en) * 2006-05-01 2008-02-21 Michigan State University Separation of proteins from grasses integrated with ammonia fiber explosion (afex) pretreatment and cellulose hydrolysis
US8968515B2 (en) 2006-05-01 2015-03-03 Board Of Trustees Of Michigan State University Methods for pretreating biomass
WO2007130337A1 (en) 2006-05-01 2007-11-15 Michigan State University Process for the treatment of lignocellulosic biomass
US20110201091A1 (en) * 2007-08-29 2011-08-18 Board Of Trustees Of Michigan State University Production of microbial growth stimulant with ammonia fiber explosion (AFEX) pretreatment and cellulose hydrolysis
US9206446B2 (en) * 2006-05-01 2015-12-08 Board Of Trustees Of Michigan State University Extraction of solubles from plant biomass for use as microbial growth stimulant and methods related thereto
US20090305372A1 (en) * 2006-07-03 2009-12-10 Hendriks Antonius Theodorus Wi Pre-treatment of biomass
US9499635B2 (en) 2006-10-13 2016-11-22 Sweetwater Energy, Inc. Integrated wood processing and sugar production
US8323923B1 (en) 2006-10-13 2012-12-04 Sweetwater Energy, Inc. Method and system for producing ethanol
US7670813B2 (en) * 2006-10-25 2010-03-02 Iogen Energy Corporation Inorganic salt recovery during processing of lignocellulosic feedstocks
US20080229657A1 (en) * 2007-03-19 2008-09-25 David Senyk System and methods for continuous biomass processing
US20090011474A1 (en) * 2007-06-20 2009-01-08 Board Of Trustees Of Michigan State University Process for producing sugars from cellulosic biomass
US20090042259A1 (en) * 2007-08-09 2009-02-12 Board Of Trustees Of Michigan State University Process for enzymatically converting a plant biomass
US20090053771A1 (en) * 2007-08-22 2009-02-26 Board Of Trustees Of Michigan State University Process for making fuels and chemicals from AFEX-treated whole grain or whole plants
WO2009045527A1 (en) * 2007-10-03 2009-04-09 Michigan State University Improved process for producing sugars and ethanol using corn stillage
FI122974B (fi) * 2007-12-28 2012-09-28 Teknologian Tutkimuskeskus Vtt Menetelmä ligniinin poistamiseksi lignoselluloosapitoisesta raaka-aineesta
US20100285550A1 (en) * 2008-01-11 2010-11-11 Novozymes A/S Delignification of Lignocellulose-Containing Material
AU2009219150A1 (en) * 2008-02-27 2009-09-03 Qteros, Inc. Methods for the conversion of plant materials into fuels and chemicals by sequential action of two microorganisms
WO2009124321A1 (en) * 2008-04-04 2009-10-08 University Of Massachusetts Methods and compositions for improving the production of fuels in microorganisms
WO2009152362A2 (en) * 2008-06-11 2009-12-17 University Of Massachusetts Methods and compositions for regulating sporulation
CN104193705B (zh) * 2008-07-16 2017-09-01 瑞恩麦特克斯股份有限公司 使用一种或多种超临界流体从生物质萃取糠醛和葡萄糖的方法
US8546560B2 (en) * 2008-07-16 2013-10-01 Renmatix, Inc. Solvo-thermal hydrolysis of cellulose
CA2781862C (en) * 2008-12-09 2018-02-13 Sweetwater Energy, Inc. Ensiling biomass for biofuels production and multiple phase apparatus for hydrolyzation of ensiled biomass
US20100086981A1 (en) * 2009-06-29 2010-04-08 Qteros, Inc. Compositions and methods for improved saccharification of biomass
BRPI1013829A2 (pt) * 2009-04-20 2019-09-24 Qteros Inc composições e métodos para fermentação de biomassa
CA2819456C (en) 2009-05-21 2015-12-08 Board Of Trustees Of Michigan State University Methods for pretreating biomass
US8945245B2 (en) 2009-08-24 2015-02-03 The Michigan Biotechnology Institute Methods of hydrolyzing pretreated densified biomass particulates and systems related thereto
US10457810B2 (en) 2009-08-24 2019-10-29 Board Of Trustees Of Michigan State University Densified biomass products containing pretreated biomass fibers
AU2010289797B2 (en) 2009-08-24 2014-02-27 Board Of Trustees Of Michigan State University Pretreated densified biomass products
US20110183382A1 (en) * 2009-12-15 2011-07-28 Qteros, Inc. Methods and compositions for producing chemical products from c. phytofermentans
WO2011091044A1 (en) 2010-01-19 2011-07-28 Sriya Innovations, Inc. Production of fermentable sugars and lignin from biomass using supercritical fluids
GB2478791A (en) * 2010-03-19 2011-09-21 Qteros Inc Ethanol production by genetically-modified bacteria
EP2561084A4 (de) 2010-04-19 2013-10-23 Univ Michigan State Verzehrbare lignozellulose-biomasse sowie extrakte daraus und verfahren zu ihrer herstellung
US8444810B2 (en) 2010-11-21 2013-05-21 Aicardo Roa-Espinosa Apparatus and process for treatment of fibers
WO2012131665A1 (en) 2011-04-01 2012-10-04 University Of Limerick Lignocellulose processing
US8663800B2 (en) 2011-05-04 2014-03-04 Renmatix, Inc. Lignin production from lignocellulosic biomass
US8801859B2 (en) 2011-05-04 2014-08-12 Renmatix, Inc. Self-cleaning apparatus and method for thick slurry pressure control
US8759498B2 (en) 2011-12-30 2014-06-24 Renmatix, Inc. Compositions comprising lignin
US8765430B2 (en) 2012-02-10 2014-07-01 Sweetwater Energy, Inc. Enhancing fermentation of starch- and sugar-based feedstocks
US10202660B2 (en) 2012-03-02 2019-02-12 Board Of Trustees Of Michigan State University Methods for increasing sugar yield with size-adjusted lignocellulosic biomass particles
ES2703631T3 (es) 2012-04-13 2019-03-11 Sweetwater Energy Inc Procedimientos y sistemas para la sacarificación de biomasa
US8563277B1 (en) 2012-04-13 2013-10-22 Sweetwater Energy, Inc. Methods and systems for saccharification of biomass
US9950966B2 (en) 2012-07-05 2018-04-24 Gestalt Chemical Products, Inc. Manufacturing of nitrogen-containing materials
JP2016512285A (ja) 2013-03-15 2016-04-25 レンマティックス, インコーポレイテッドRenmatix, Inc. 高純度リグニン、リグニン組成物、及びより高次構造のリグニン
CA2906917A1 (en) 2013-03-15 2014-09-18 Sweetwater Energy, Inc. Carbon purification of concentrated sugar streams derived from pretreated biomass
US20150052812A1 (en) 2013-08-20 2015-02-26 Philip James Scalzo Oxygen-Deficient Thermally Produced Processed Biogas from Beneficiated Organic-Carbon-Containing Feedstock
US9593447B2 (en) 2013-08-20 2017-03-14 Biomass Energy Enhancements, Llc System and method using a reaction chamber to beneficiate organic-carbon-containing feedstock for downstream processes
US10018355B2 (en) 2014-06-16 2018-07-10 CTP Biotechnology, LLC System and process for combusting coal and beneficiated organic-carbon-containing feedstock
US9701918B2 (en) 2014-06-16 2017-07-11 Biomass Energy Enhancements, Llc System of using a reaction chamber to beneficiate organic-carbon-containing feedstock for downstream processes
US9796940B2 (en) 2014-06-16 2017-10-24 Biomass Energy Enhancements, Llc Processed biomass pellets from organic-carbon-containing feedstock
US9702548B2 (en) 2014-06-16 2017-07-11 Biomass Energy Enhancements, Llc System for co-firing cleaned coal and beneficiated organic-carbon-containing feedstock in a coal combustion apparatus
US9683738B2 (en) 2014-06-16 2017-06-20 Biomass Energy Enhancements, Llc System for co-firing coal and beneficiated organic-carbon-containing feedstock in a coal combustion apparatus
US10024533B2 (en) 2014-06-16 2018-07-17 Ctp Biotechnology Llc System and process for combusting cleaned coal and beneficiated organic-carbon-containing feedstock
EP3186326B1 (de) 2014-09-26 2024-02-21 Renmatix, Inc. Klebstoffzusammensetzungen mit typ-ii-cellulose
CA2969840A1 (en) 2014-12-09 2016-06-16 Sweetwater Energy, Inc. Rapid pretreatment
US10689567B2 (en) 2015-03-10 2020-06-23 Halliburton Energy Services, Inc. Treatment fluids comprising anhydrous ammonia for use in subterranean formation operations
AU2015385859B2 (en) 2015-03-10 2018-09-20 Halliburton Energy Services, Inc. Methods of preparing treatment fluids comprising anhydrous ammonia for use in subterranean formation operations
US9422663B1 (en) 2015-11-05 2016-08-23 Aicardo Roa-Espinosa Apparatus and process for treatment of biocomponents
EP3583223A4 (de) 2017-02-16 2020-12-23 Sweetwater Energy, Inc. Hochdruckzonenbildung zur vorbehandlung
EP4077490A1 (de) 2019-12-22 2022-10-26 Sweetwater Energy, Inc. Verfahren zum herstellen spezialisierter lignin- und ligninprodukte aus biomasse

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US22477A (en) * 1859-01-04 Automatic boiler-feeder
USRE22477E (en) 1944-05-09 Ammoniated agricultural material
DE742616C (de) * 1941-09-23 1943-12-08 Kalk Chemische Fabrik Gmbh Verfahren zur Herstellung eines stickstoffhaltigen Futtermittels
US2964518A (en) * 1956-06-28 1960-12-13 Francis H Snyder And Associate Amino-hydro-pyrolysis of woody materials
US3259501A (en) * 1964-06-11 1966-07-05 Delta Ind Inc Rice hull products and method
US4385500A (en) * 1974-09-16 1983-05-31 Research Corporation Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia
US4064276A (en) * 1976-08-04 1977-12-20 Worsk Hydro A.S Process for the production of ammoniated straw and other plant materials containing lignocellulose
US4356196A (en) * 1980-10-20 1982-10-26 Hultquist Joe H Process for treating alfalfa and other cellulosic agricultural crops
US4600590A (en) * 1981-10-14 1986-07-15 Colorado State University Research Foundation Method for increasing the reactivity and digestibility of cellulose with ammonia
FR2518573A1 (en) * 1981-12-21 1983-06-24 British Petroleum Co Saccharification of lignocellulosic material - involves pretreatment with delignifying solvent comprising an amine, pref. ethanolamine, and enzymatic hydrolysis
EP0098490B1 (de) * 1982-07-05 1989-01-25 Erne-Fittings Gesellschaft M.B.H. & Co. Verfahren und Vorrichtung zur Gewinnung von Cellulose, einfachen Zuckern und löslichen Ligninen aus pflanzlicher Biomasse
US4515816A (en) * 1983-02-23 1985-05-07 Agro-Systems, Inc. Processing of lignocellulose materials

Also Published As

Publication number Publication date
GR861300B (en) 1986-09-16
IE861329L (en) 1986-11-21
DK233886D0 (da) 1986-05-20
DK233886A (da) 1986-11-22
US4644060A (en) 1987-02-17
DE3678034D1 (de) 1991-04-18
IE58427B1 (en) 1993-09-22
CA1246551A (en) 1988-12-13
EP0202915A2 (de) 1986-11-26
EP0202915B1 (de) 1991-03-13
EP0202915A3 (en) 1988-04-20

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