NO932573D0 - Fremgangsmaate for behandling av mekanisk masse - Google Patents

Fremgangsmaate for behandling av mekanisk masse

Info

Publication number
NO932573D0
NO932573D0 NO932573A NO932573A NO932573D0 NO 932573 D0 NO932573 D0 NO 932573D0 NO 932573 A NO932573 A NO 932573A NO 932573 A NO932573 A NO 932573A NO 932573 D0 NO932573 D0 NO 932573D0
Authority
NO
Norway
Prior art keywords
pulp
deacetylation
brought
organic
form during
Prior art date
Application number
NO932573A
Other languages
English (en)
Other versions
NO932573L (no
NO301723B1 (no
Inventor
Jeffrey Thornton
Rainer Ekman
Bjarne Holmbom
Christer Eckerman
Maija Tenkanen
Liisa Viikari
Original Assignee
Metsae Serla 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 Metsae Serla Oy filed Critical Metsae Serla Oy
Publication of NO932573D0 publication Critical patent/NO932573D0/no
Publication of NO932573L publication Critical patent/NO932573L/no
Publication of NO301723B1 publication Critical patent/NO301723B1/no

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
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
    • 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
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/913—Aspergillus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Crushing And Grinding (AREA)
NO932573A 1992-07-17 1993-07-15 Fremgangsmåte for gjenvinning av organiske stoffer ved behandling av mekanisk masse NO301723B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI923269A FI97733C (fi) 1992-07-17 1992-07-17 Mekaanisten massojen uusi käsittelytapa

Publications (3)

Publication Number Publication Date
NO932573D0 true NO932573D0 (no) 1993-07-15
NO932573L NO932573L (no) 1994-01-18
NO301723B1 NO301723B1 (no) 1997-12-01

Family

ID=8535627

Family Applications (1)

Application Number Title Priority Date Filing Date
NO932573A NO301723B1 (no) 1992-07-17 1993-07-15 Fremgangsmåte for gjenvinning av organiske stoffer ved behandling av mekanisk masse

Country Status (7)

Country Link
US (1) US5415735A (no)
EP (1) EP0581446B1 (no)
AT (1) ATE150498T1 (no)
DE (1) DE69308953T2 (no)
ES (1) ES2099377T3 (no)
FI (1) FI97733C (no)
NO (1) NO301723B1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105833B (fi) 1998-07-13 2000-10-13 Valtion Teknillinen Menetelmä prosessivesien LK-aineiden konsentroimiseksi
FI115780B (fi) * 2000-02-09 2005-07-15 Upm Kymmene Corp Aikakauslehtipaperi
FI20022068A (fi) * 2002-11-20 2004-05-21 Metso Paper Inc Menetelmä ja järjestelmä mekaanisen massan valmistuksessa

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL230311A (no) * 1957-08-07
US3406089A (en) * 1964-10-02 1968-10-15 Kimberly Clark Co Process for the digestion of cellulosic material by enzymatic action of trametes suaveolens
FI92414B (fi) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Menetelmä massan valmistamiseksi

Also Published As

Publication number Publication date
EP0581446B1 (en) 1997-03-19
EP0581446A1 (en) 1994-02-02
ATE150498T1 (de) 1997-04-15
ES2099377T3 (es) 1997-05-16
DE69308953T2 (de) 1997-07-31
NO932573L (no) 1994-01-18
NO301723B1 (no) 1997-12-01
FI97733B (fi) 1996-10-31
FI923269A0 (fi) 1992-07-17
DE69308953D1 (de) 1997-04-24
FI97733C (fi) 1997-02-10
US5415735A (en) 1995-05-16
FI923269A (fi) 1994-01-18

Similar Documents

Publication Publication Date Title
FI921887A0 (fi) Foerfarande foer blekning av ligno- cellulosahaltig massa.
SE9604111L (sv) Förfarande och anordning för framställning av kemisk cellulosamassa
NZ502621A (en) Method and apparatus for pulp yield enhancement by adding dilution water and acidifying agent
ATE87987T1 (de) Verfahren zum bleichen von lignocellulose enthaltendem material.
NO885720L (no) Fremgangsmaate for aa rense harpiksholdig avlut ved fremstilling av cellulosemasse.
ATE215116T1 (de) Behandlung von anorganischen pigmenten mit carboxymethylcelluloseverbindungen
NO941421L (no) Fremgangsmåte ved bleking av lignocelluloseholdig masse
NO932573D0 (no) Fremgangsmaate for behandling av mekanisk masse
KR900015642A (ko) 비목질 리그노 셀룰로오스성 기질의 개선된 알카리성 과산화물 처리방법
MY132667A (en) Process for the bleaching of pulp
CA2040867A1 (en) Reduction of halogenated organic compounds in spent bleach liquor
US5741398A (en) Method of removing metal ions dissolved in the bleach plant waste water
DK64092D0 (no)
FI90670C (sv) Behandling av alkalibehandlad massa för användning i pappersframställning
NO942718L (no) Bleking av kjemisk masse
CA1120210A (en) Bleaching of pulp
CZ146898A3 (cs) Způsob získávání celulozového vláknitého materiálu z rostlinného substrátu s obsahem pektinátu vápenatého
BR9406763A (pt) Processo de tratamento de polpa de papel quimica
SE9301326L (sv) Förfarande och anordning för framställning av massa
FI980008A (fi) Menetelmä alkaliliukoisen selluloosan valmistamiseksi ja menetelmä kuitujen, kalvojen ja muiden tuotteiden valmistamiseksi liukoisesta selluloosasta
SE9203366D0 (sv) Foerfarande vid delignifiering och/eller blekning av cellulosamassa
AU2288197A (en) Process for producing cellulosic fibres with reduced tendency to fibrillate
RU2001982C1 (ru) Способ получени фибры
JPS52111270A (en) Treating method and system for malodorous substance from kraft pulp fa ctory
JPH04108169A (ja) 生糸絹繊維のセリシン定着加工法

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees