FI803802L - FOERFARANDE FOER FRAMSTAELLNING AV SPECIALXELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV SPECIALXELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS

Info

Publication number
FI803802L
FI803802L FI803802A FI803802A FI803802L FI 803802 L FI803802 L FI 803802L FI 803802 A FI803802 A FI 803802A FI 803802 A FI803802 A FI 803802A FI 803802 L FI803802 L FI 803802L
Authority
FI
Finland
Prior art keywords
syrafoerhydrolys
specialxellulosa
hoegt
flerstegskokning
alfatal
Prior art date
Application number
FI803802A
Other languages
Finnish (fi)
Other versions
FI63267B (en
Inventor
Bengt Arhippainen
Elisa Haenninen
Tapani Marttala
Aarre Metsaevirta
Matti Nikula
Reino Panula
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI803802A priority Critical patent/FI63267B/en
Priority to CA000391377A priority patent/CA1173602A/en
Priority to SE8107247A priority patent/SE8107247L/en
Priority to FR8122762A priority patent/FR2495654B1/en
Priority to JP56196428A priority patent/JPS57121688A/en
Publication of FI803802L publication Critical patent/FI803802L/en
Application granted granted Critical
Publication of FI63267B publication Critical patent/FI63267B/en

Links

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
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Botany (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Physiology (AREA)
  • Animal Husbandry (AREA)
  • Zoology (AREA)
  • Emergency Medicine (AREA)
  • Food Science & Technology (AREA)
  • Paper (AREA)
FI803802A 1980-12-08 1980-12-08 FOERFARANDE FOER FRAMSTAELLNING AV SPECIALCELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS FI63267B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI803802A FI63267B (en) 1980-12-08 1980-12-08 FOERFARANDE FOER FRAMSTAELLNING AV SPECIALCELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS
CA000391377A CA1173602A (en) 1980-12-08 1981-12-02 Process for producing special high alpha-cellulose pulps by means of a multistage cook including an acid prehydrolysis
SE8107247A SE8107247L (en) 1980-12-08 1981-12-03 PROCEDURE FOR PREPARING SPECIAL CELLULOSA WITH HIGH ALPHAHALITY BY ACID HYDRAULIC COMPREHENSIVE
FR8122762A FR2495654B1 (en) 1980-12-08 1981-12-04 PROCESS FOR THE MANUFACTURE OF SPECIAL PASTA WITH A HIGH A-CELLULOSE CONTENT, WITH MULTIPLE COOKING STAGES, COMPRISING AN ACID PREHYDROLYSIS
JP56196428A JPS57121688A (en) 1980-12-08 1981-12-08 Production of special high alpha- cellulose pulp by multi-stage digestion containing acid prehydrolysate

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI803802A FI63267B (en) 1980-12-08 1980-12-08 FOERFARANDE FOER FRAMSTAELLNING AV SPECIALCELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS
FI803802 1980-12-08

Publications (2)

Publication Number Publication Date
FI803802L true FI803802L (en) 1982-06-09
FI63267B FI63267B (en) 1983-01-31

Family

ID=8513967

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803802A FI63267B (en) 1980-12-08 1980-12-08 FOERFARANDE FOER FRAMSTAELLNING AV SPECIALCELLULOSA MED HOEGT ALFATAL GENOM FLERSTEGSKOKNING INNEFATTANDE SYRAFOERHYDROLYS

Country Status (5)

Country Link
JP (1) JPS57121688A (en)
CA (1) CA1173602A (en)
FI (1) FI63267B (en)
FR (1) FR2495654B1 (en)
SE (1) SE8107247L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4436586A (en) * 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
CN1099501C (en) * 1999-09-21 2003-01-22 中国科学院广州化学研究所 Pulping technology by dissolving eucalyptus
FI123036B (en) 2006-02-10 2012-10-15 Metso Paper Inc Method for recovering hydrolysis products
US9260818B2 (en) * 2007-05-23 2016-02-16 Andritz Inc. Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method
FI121237B (en) 2008-10-21 2010-08-31 Danisco A process for producing xylose and soluble pulp
WO2017142445A1 (en) * 2016-02-16 2017-08-24 Valmet Ab Method for recovering concentrated hydrolysate after hydrolysis of cellulose material
SE1950402A1 (en) 2019-04-01 2020-10-02 Valmet Oy Method for extracting hemicellulose from lignocellulosic material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE442623A (en) * 1939-12-13
SE389520B (en) * 1973-09-03 1976-11-08 Kamyr Ab APPARATUS FOR CONTINUOUS EXTRACTION OF HYDROLYSATE FROM FINELY DISTRIBUTED FIBER MATERIAL

Also Published As

Publication number Publication date
JPS57121688A (en) 1982-07-29
FR2495654A1 (en) 1982-06-11
FR2495654B1 (en) 1986-07-04
FI63267B (en) 1983-01-31
SE8107247L (en) 1982-06-09
CA1173602A (en) 1984-09-04

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Legal Events

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Owner name: A. AHLSTROEM OSAKEYHTIOE