NO301723B1 - Fremgangsmåte for gjenvinning av organiske stoffer ved behandling av mekanisk masse - Google Patents

Fremgangsmåte for gjenvinning av organiske stoffer ved behandling av mekanisk masse

Info

Publication number
NO301723B1
NO301723B1 NO932573A NO932573A NO301723B1 NO 301723 B1 NO301723 B1 NO 301723B1 NO 932573 A NO932573 A NO 932573A NO 932573 A NO932573 A NO 932573A NO 301723 B1 NO301723 B1 NO 301723B1
Authority
NO
Norway
Prior art keywords
pulp
mechanical pulp
recovery
organic
deacetylation
Prior art date
Application number
NO932573A
Other languages
English (en)
Norwegian (no)
Other versions
NO932573D0 (no
NO932573L (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)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Crushing And Grinding (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (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 NO932573D0 (no) 1993-07-15
NO932573L NO932573L (no) 1994-01-18
NO301723B1 true 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 (de)
EP (1) EP0581446B1 (de)
AT (1) ATE150498T1 (de)
DE (1) DE69308953T2 (de)
ES (1) ES2099377T3 (de)
FI (1) FI97733C (de)
NO (1) NO301723B1 (de)

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
FI20022068A7 (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 (de) * 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
ATE150498T1 (de) 1997-04-15
FI97733C (fi) 1997-02-10
EP0581446A1 (de) 1994-02-02
EP0581446B1 (de) 1997-03-19
DE69308953T2 (de) 1997-07-31
ES2099377T3 (es) 1997-05-16
FI923269A0 (fi) 1992-07-17
NO932573D0 (no) 1993-07-15
FI97733B (fi) 1996-10-31
FI923269L (fi) 1994-01-18
NO932573L (no) 1994-01-18
US5415735A (en) 1995-05-16
DE69308953D1 (de) 1997-04-24

Similar Documents

Publication Publication Date Title
US5503709A (en) Environmentally improved process for preparing recycled lignocellulosic materials for bleaching
BR9201553A (pt) Processo para a deslignificacao e alvejamento de polpa contendo ligno-celulose quimicamente digerida
AU4830896A (en) Process for producing chitosan-glucan complexes, compounds producible therefrom and their use
NO885720D0 (no) Fremgangsmaate for aa rense harpiksholdig avlut ved fremstilling av cellulosemasse.
NO302767B1 (no) Fremgangsmåte ved bleking av lignocelluloseholdig masse
RU2189412C2 (ru) Способ отбеливания бумажной массы
KR900015642A (ko) 비목질 리그노 셀룰로오스성 기질의 개선된 알카리성 과산화물 처리방법
NO301723B1 (no) Fremgangsmåte for gjenvinning av organiske stoffer ved behandling av mekanisk masse
FI90670C (sv) Behandling av alkalibehandlad massa för användning i pappersframställning
EP0656966B1 (de) Methode zum behandeln von abwässern
EP1099020A1 (de) Verfahren zum konzentrieren löslicher und kolloidaler stoffe aus prozesswässern
CZ146898A3 (cs) Způsob získávání celulozového vláknitého materiálu z rostlinného substrátu s obsahem pektinátu vápenatého
FI980008L (fi) Menetelmä alkaliliukoisen selluloosan valmistamiseksi ja menetelmä kuitujen, kalvojen ja muiden tuotteiden valmistamiseksi liukoisesta selluloosasta
SE9203366L (sv) Förfarande vid delignifiering och/eller blekning av cellulosamassa
FI964843A0 (fi) Menetelmä massan käsittelemiseksi
TW348173B (en) Process for treating high concentration waste warp size-containing wastewater
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