NO793650L - Kontinuerlig fremgangsmaate for cellulose-forsukring - Google Patents

Kontinuerlig fremgangsmaate for cellulose-forsukring

Info

Publication number: NO793650L
Authority: NO; Norway
Prior art keywords: approx; reaction; steam; mass; reactor
Prior art date: 1979-01-12

Application number

NO793650A

Other languages

English (en)

Norwegian (no)

Inventor

John Armistead Church

Derek Wooldridge

Reginald Livingston Burroughs

William James Thompson

Adolph Anthony Strzepak

Original Assignee

American Can Co

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.)

1979-01-12

Filing date

1979-11-12

Publication date

1980-07-15

1979-11-12 Application filed by American Can Co filed Critical American Can Co

1980-07-15 Publication of NO793650L publication Critical patent/NO793650L/no

Links

238000000034 method Methods 0.000 title claims description 51
239000001913 cellulose Substances 0.000 title claims description 24
229920002678 cellulose Polymers 0.000 title claims description 24
238000006243 chemical reaction Methods 0.000 claims description 96
HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 54
SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 claims description 42
239000007787 solid Substances 0.000 claims description 42
239000000463 material Substances 0.000 claims description 40
WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 30
239000008103 glucose Substances 0.000 claims description 30
239000000203 mixture Substances 0.000 claims description 28
239000002253 acid Substances 0.000 claims description 21
PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 claims description 21
SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 claims description 21
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
238000004519 manufacturing process Methods 0.000 claims description 14
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
238000006460 hydrolysis reaction Methods 0.000 claims description 12
WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 11
230000007062 hydrolysis Effects 0.000 claims description 10
238000011084 recovery Methods 0.000 claims description 8
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
235000000346 sugar Nutrition 0.000 claims description 6
235000019441 ethanol Nutrition 0.000 claims description 5
238000000855 fermentation Methods 0.000 claims description 4
230000004151 fermentation Effects 0.000 claims description 4
238000001914 filtration Methods 0.000 claims description 4
229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
239000011707 mineral Substances 0.000 claims description 4
230000009467 reduction Effects 0.000 claims description 4
239000010902 straw Substances 0.000 claims description 4
241000609240 Ambelania acida Species 0.000 claims description 3
240000007594 Oryza sativa Species 0.000 claims description 3
235000007164 Oryza sativa Nutrition 0.000 claims description 3
240000004808 Saccharomyces cerevisiae Species 0.000 claims description 3
240000000111 Saccharum officinarum Species 0.000 claims description 3
235000007201 Saccharum officinarum Nutrition 0.000 claims description 3
239000010905 bagasse Substances 0.000 claims description 3
229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
238000010924 continuous production Methods 0.000 claims description 3
-1 corncobs Substances 0.000 claims description 3
239000010903 husk Substances 0.000 claims description 3
235000009566 rice Nutrition 0.000 claims description 3
239000002916 wood waste Substances 0.000 claims description 3
230000003472 neutralizing effect Effects 0.000 claims description 2
238000002156 mixing Methods 0.000 claims 3
238000000605 extraction Methods 0.000 claims 1
150000008163 sugars Chemical class 0.000 claims 1
239000000047 product Substances 0.000 description 20
230000008569 process Effects 0.000 description 13
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
239000002699 waste material Substances 0.000 description 6
239000007795 chemical reaction product Substances 0.000 description 5
239000003153 chemical reaction reagent Substances 0.000 description 5
238000005260 corrosion Methods 0.000 description 5
230000007797 corrosion Effects 0.000 description 5
230000035484 reaction time Effects 0.000 description 5
230000001105 regulatory effect Effects 0.000 description 5
229920002488 Hemicellulose Polymers 0.000 description 4
TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 description 4
238000001816 cooling Methods 0.000 description 4
230000000694 effects Effects 0.000 description 4
HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 4
239000000126 substance Substances 0.000 description 4
238000012546 transfer Methods 0.000 description 4
235000010447 xylitol Nutrition 0.000 description 4
239000000811 xylitol Substances 0.000 description 4
HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 description 4
229960002675 xylitol Drugs 0.000 description 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
239000000243 solution Substances 0.000 description 3
239000007858 starting material Substances 0.000 description 3
JOOXCMJARBKPKM-UHFFFAOYSA-N 4-oxopentanoic acid Chemical compound CC(=O)CCC(O)=O JOOXCMJARBKPKM-UHFFFAOYSA-N 0.000 description 2
NOEGNKMFWQHSLB-UHFFFAOYSA-N 5-hydroxymethylfurfural Chemical compound OCC1=CC=C(C=O)O1 NOEGNKMFWQHSLB-UHFFFAOYSA-N 0.000 description 2
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
235000019738 Limestone Nutrition 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
240000008042 Zea mays Species 0.000 description 2
235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
235000002017 Zea mays subsp mays Nutrition 0.000 description 2
235000011054 acetic acid Nutrition 0.000 description 2
239000000908 ammonium hydroxide Substances 0.000 description 2
239000006227 byproduct Substances 0.000 description 2
230000015556 catabolic process Effects 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
238000002485 combustion reaction Methods 0.000 description 2
235000005822 corn Nutrition 0.000 description 2
238000011161 development Methods 0.000 description 2
239000012065 filter cake Substances 0.000 description 2
230000009969 flowable effect Effects 0.000 description 2
239000002663 humin Substances 0.000 description 2
RJGBSYZFOCAGQY-UHFFFAOYSA-N hydroxymethylfurfural Natural products COC1=CC=C(C=O)O1 RJGBSYZFOCAGQY-UHFFFAOYSA-N 0.000 description 2
TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 description 2
239000006028 limestone Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
239000002994 raw material Substances 0.000 description 2
238000005406 washing Methods 0.000 description 2
229920001221 xylan Polymers 0.000 description 2
150000004823 xylans Chemical class 0.000 description 2
240000005979 Hordeum vulgare Species 0.000 description 1
235000007340 Hordeum vulgare Nutrition 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
238000010793 Steam injection (oil industry) Methods 0.000 description 1
150000001243 acetic acids Chemical class 0.000 description 1
238000007171 acid catalysis Methods 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
230000009471 action Effects 0.000 description 1
WQZGKKKJIJFFOK-PHYPRBDBSA-N alpha-D-galactose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@H]1O WQZGKKKJIJFFOK-PHYPRBDBSA-N 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
239000011260 aqueous acid Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
239000007857 degradation product Substances 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000011049 filling Methods 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
235000019253 formic acid Nutrition 0.000 description 1
150000004674 formic acids Chemical class 0.000 description 1
239000000446 fuel Substances 0.000 description 1
229930182830 galactose Natural products 0.000 description 1
229930182470 glycoside Natural products 0.000 description 1
239000010440 gypsum Substances 0.000 description 1
229910052602 gypsum Inorganic materials 0.000 description 1
239000011121 hardwood Substances 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
229940040102 levulinic acid Drugs 0.000 description 1
229920005610 lignin Polymers 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
239000012528 membrane Substances 0.000 description 1
230000000813 microbial effect Effects 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
235000015097 nutrients Nutrition 0.000 description 1
239000010893 paper waste Substances 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
239000000376 reactant Substances 0.000 description 1
238000010992 reflux Methods 0.000 description 1
238000001256 steam distillation Methods 0.000 description 1
230000009466 transformation Effects 0.000 description 1

Classifications

- 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
- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K13/00—Sugars not otherwise provided for in this class
- C13K13/002—Xylose
- 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

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Biochemistry (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Emergency Medicine (AREA)
General Health & Medical Sciences (AREA)
Furan Compounds (AREA)
Processing Of Solid Wastes (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)
Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)

NO793650A 1979-01-12 1979-11-12 Kontinuerlig fremgangsmaate for cellulose-forsukring NO793650L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/002,885 US4201596A (en)	1979-01-12	1979-01-12	Continuous process for cellulose saccharification

Publications (1)

Publication Number	Publication Date
NO793650L true NO793650L (no)	1980-07-15

Family

ID=21703018

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO793650A NO793650L (no)	1979-01-12	1979-11-12	Kontinuerlig fremgangsmaate for cellulose-forsukring

Country Status (11)

Country	Link
US (1)	US4201596A (fr)
JP (1)	JPS5592699A (fr)
AU (1)	AU526514B2 (fr)
BR (1)	BR8000020A (fr)
CA (1)	CA1129355A (fr)
DE (1)	DE2944789A1 (fr)
FI (1)	FI793497A7 (fr)
GB (1)	GB2041376B (fr)
IN (1)	IN151283B (fr)
NO (1)	NO793650L (fr)
SE (1)	SE7903001L (fr)

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US4316748A (en) *	1980-03-18	1982-02-23	New York University	Process for the acid hydrolysis of waste cellulose to glucose
US4316747A (en) *	1980-03-18	1982-02-23	New York University	Process for the chemical conversion of cellulose waste to glucose
FR2490677A1 (fr) *	1980-09-25	1982-03-26	Inst Francais Du Petrole	Procede de preparation de jus sucres et de produits derives a partir de substrats vegetaux cellulosiques
US4321328A (en) *	1980-12-05	1982-03-23	Hoge William H	Process for making ethanol and fuel product
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US4400468A (en) *	1981-10-05	1983-08-23	Hydrocarbon Research Inc.	Process for producing adipic acid from biomass
DE3225074A1 (de) *	1982-07-05	1984-01-12	Josef Erne & Co, Rohrbogenwerk, 6824 Schlins	Verfahren und vorrichtung zur abtrennung der hemicellulose und des lignins von cellulose in lignocellulosischen pflanzenmaterialien, zur gewinnung von cellulose, gegebenenfalls zuckern und gegebenenfalls loeslichem lignin
US4831127A (en) *	1983-07-12	1989-05-16	Sbp, Inc.	Parenchymal cell cellulose and related materials
US4629575A (en) *	1982-09-03	1986-12-16	Sbp, Inc.	Well drilling and production fluids employing parenchymal cell cellulose
US4556430A (en) *	1982-09-20	1985-12-03	Trustees Of Dartmouth College	Process for hydrolysis of biomass
US4637835A (en) *	1985-06-28	1987-01-20	Power Alcohol, Inc.	Methods of hydrolyzing cellulose to glucose and other (poly)saccharides
US5411594A (en) *	1991-07-08	1995-05-02	Brelsford; Donald L.	Bei hydrolysis process system an improved process for the continuous hydrolysis saccharification of ligno-cellulosics in a two-stage plug-flow-reactor system
CZ281504B6 (cs) *	1995-02-08	1996-10-16	Zdeněk Kratochvíl	Způsob zpracování lignocelulózových materiálů kontinuální tlakovou hydrolýzou a zařízení
US6022419A (en) *	1996-09-30	2000-02-08	Midwest Research Institute	Hydrolysis and fractionation of lignocellulosic biomass
US5876505A (en) *	1998-01-13	1999-03-02	Thermo Fibergen, Inc.	Method of producing glucose from papermaking sludge using concentrated or dilute acid hydrolysis
AU4700199A (en) *	1998-06-23	2000-01-10	Regents Of The University Of California, The	Method of treating biomass material
US20080103217A1 (en)	2006-10-31	2008-05-01	Hari Babu Sunkara	Polyether ester elastomer composition
CA2556673C (fr) *	2004-02-26	2013-02-05	Pursuit Dynamics Plc	Procede et appareil de generation de brouillard
ES2336579T3 (es) *	2004-02-26	2010-04-14	Pursuit Dynamics Plc.	Mejoras relativas a un dispositivo para generar una niebla.
US8419378B2 (en)	2004-07-29	2013-04-16	Pursuit Dynamics Plc	Jet pump
US20100129888A1 (en) *	2004-07-29	2010-05-27	Jens Havn Thorup	Liquefaction of starch-based biomass
GB0618196D0 (en)	2006-09-15	2006-10-25	Pursuit Dynamics Plc	An improved mist generating apparatus and method
US8323923B1 (en)	2006-10-13	2012-12-04	Sweetwater Energy, Inc.	Method and system for producing ethanol
US9499635B2 (en)	2006-10-13	2016-11-22	Sweetwater Energy, Inc.	Integrated wood processing and sugar production
US7815741B2 (en)	2006-11-03	2010-10-19	Olson David A	Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815876B2 (en)	2006-11-03	2010-10-19	Olson David A	Reactor pump for catalyzed hydrolytic splitting of cellulose
HRP20110829T1 (hr) *	2007-05-02	2011-12-31	Pursuit Dynamics Plc.	Likvefakcija biomase na bazi škroba
US8546560B2 (en) *	2008-07-16	2013-10-01	Renmatix, Inc.	Solvo-thermal hydrolysis of cellulose
BRPI0915930A2 (pt) *	2008-07-16	2015-11-03	Sriya Innovations Inc	método para produção de pelo menos um de glicose e furfural, processo para produção de um produto como xilose e celulose a partir de uma biomassa, processo para hidrolisar celulose e composição compreendendo um produto de hidrólise de celulose
CA2741994A1 (fr) *	2008-10-30	2010-05-06	Pursuit Dynamics Plc	Procede et systeme de traitement de biomasse
WO2010068637A1 (fr) *	2008-12-09	2010-06-17	Jerry Wayne Horton	Biomasse d'ensilage et appareil à phases multiples pour une hydrolyse de biomasse ensilée
US20110111456A1 (en) *	2009-04-03	2011-05-12	Xyleco, Inc.	Processing biomass
CN105525043B (zh)	2010-01-19	2021-03-19	瑞恩麦特克斯股份有限公司	使用超临界流体从生物质产生可发酵的糖和木质素
NZ602129A (en) *	2010-03-19	2015-06-26	Buckman Lab Int Inc	Processes using antibiotic alternatives in bioethanol production
PH12013502196A1 (en)	2011-05-04	2014-01-06	Renmatix Inc	Multistage cellulose hydrolysis and quench with or without acid
CA2806873C (fr)	2011-05-04	2014-07-15	Renmatix, Inc.	Production de lignine a partir de biomasse lignocellulosique
US8801859B2 (en)	2011-05-04	2014-08-12	Renmatix, Inc.	Self-cleaning apparatus and method for thick slurry pressure control
WO2012151536A2 (fr)	2011-05-04	2012-11-08	Renmatix, Inc.	Hydrolyse de cellulose avec ajustement du ph
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
US8563277B1 (en)	2012-04-13	2013-10-22	Sweetwater Energy, Inc.	Methods and systems for saccharification of biomass
CN102766120B (zh) *	2012-08-14	2015-02-18	河南省科学院高新技术研究中心	气相酸催化生物质水解连续生产糠醛的方法
US9809867B2 (en)	2013-03-15	2017-11-07	Sweetwater Energy, Inc.	Carbon purification of concentrated sugar streams derived from pretreated biomass
CA2962606C (fr)	2014-09-26	2019-01-29	Renmatix, Inc.	Compositions contenant de la cellulose et leurs procedes de production
EP4098750A1 (fr)	2014-12-09	2022-12-07	Sweetwater Energy, Inc.	Prétraitement rapide
CA3053773A1 (fr)	2017-02-16	2018-08-23	Sweetwater Energy, Inc.	Formation de zone a haute pression pour le pretraitement
CN108870410A (zh) *	2018-08-12	2018-11-23	河南禾力能源股份有限公司	一种糠醛生产中反应废物处理装置
AU2020412611A1 (en)	2019-12-22	2022-07-14	Apalta Patents OÜ	Methods of making specialized lignin and lignin products from biomass
US12453931B2 (en) *	2021-04-02	2025-10-28	Natural Extraction Systems, LLC	Compositions for low-temperature distillation of high-boiling-point molecules
CN116637558B (zh) *	2023-06-19	2025-09-12	齐鲁工业大学(山东省科学院)	一种糠醛管式反应器及其设计方法

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US2086701A (en) *	1933-08-30	1937-07-13	Dreyfus Henry	Hydrolysis of cellulose
US3817786A (en) *	1967-09-22	1974-06-18	Santa Ynez Res Farm	Equipment for converting the physical and complex molecular bond structures of natural feedstuffs for ruminant animals to different and less complex molecular bond structures thereof
US3523911A (en) *	1969-02-26	1970-08-11	Harald F Funk	Method of separating components of cellulosic material
CH585794A5 (fr) *	1974-12-03	1977-03-15	Sulzer Ag
DE2545110C3 (de) *	1975-10-08	1981-09-10	Süd-Chemie AG, 8000 München	Verfahren zum zweistufigen Aufschließen der Hemicellulosen von xylanhaltigen Naturprodukten zwecks Gewinnung von Xylose

1979
- 1979-01-12 US US06/002,885 patent/US4201596A/en not_active Expired - Lifetime
- 1979-04-04 SE SE7903001A patent/SE7903001L/ not_active Application Discontinuation
- 1979-11-03 IN IN1149/CAL/79A patent/IN151283B/en unknown
- 1979-11-06 DE DE19792944789 patent/DE2944789A1/de not_active Withdrawn
- 1979-11-08 FI FI793497A patent/FI793497A7/fi not_active Application Discontinuation
- 1979-11-09 GB GB7938832A patent/GB2041376B/en not_active Expired
- 1979-11-12 NO NO793650A patent/NO793650L/no unknown
- 1979-11-14 AU AU52813/79A patent/AU526514B2/en not_active Ceased
- 1979-12-07 JP JP15905979A patent/JPS5592699A/ja active Granted
- 1979-12-31 CA CA342,827A patent/CA1129355A/fr not_active Expired
1980
- 1980-01-03 BR BR8000020A patent/BR8000020A/pt unknown

Also Published As

Publication number	Publication date
IN151283B (fr)	1983-03-19
GB2041376A (en)	1980-09-10
CA1129355A (fr)	1982-08-10
JPS5756880B2 (fr)	1982-12-01
AU5281379A (en)	1980-07-17
GB2041376B (en)	1982-09-15
DE2944789A1 (de)	1980-07-24
US4201596A (en)	1980-05-06
FI793497A7 (fi)	1980-07-13
BR8000020A (pt)	1980-10-07
JPS5592699A (en)	1980-07-14
SE7903001L (sv)	1980-07-13
AU526514B2 (en)	1983-01-13

Publication	Publication Date	Title
NO793650L (no)	1980-07-15	Kontinuerlig fremgangsmaate for cellulose-forsukring
US8193395B2 (en)	2012-06-05	Biomass treatment process and system
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