FI895676A0 - Menetelmä massan valmistamiseksi - Google Patents

Menetelmä massan valmistamiseksi

Info

Publication number
FI895676A0
FI895676A0 FI895676A FI895676A FI895676A0 FI 895676 A0 FI895676 A0 FI 895676A0 FI 895676 A FI895676 A FI 895676A FI 895676 A FI895676 A FI 895676A FI 895676 A0 FI895676 A0 FI 895676A0
Authority
FI
Finland
Prior art keywords
making pulp
pulp
making
Prior art date
Application number
FI895676A
Other languages
English (en)
Swedish (sv)
Other versions
FI895676A (fi
FI92414B (fi
Inventor
Marja Vaheri
Nina Salama
Kimmo Ruohoniemi
Original Assignee
Enso Gutzeit 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 Enso Gutzeit Oy filed Critical Enso Gutzeit Oy
Priority to FI895676A priority Critical patent/FI92414B/fi
Publication of FI895676A0 publication Critical patent/FI895676A0/fi
Priority to EP19900850385 priority patent/EP0430915A1/en
Priority to CA 2030836 priority patent/CA2030836A1/en
Priority to JP32133990A priority patent/JPH03174079A/ja
Priority to NO90905134A priority patent/NO905134L/no
Publication of FI895676A publication Critical patent/FI895676A/fi
Application granted granted Critical
Publication of FI92414B publication Critical patent/FI92414B/fi

Links

Classifications

    • 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
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
FI895676A 1989-11-27 1989-11-27 Menetelmä massan valmistamiseksi FI92414B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI895676A FI92414B (fi) 1989-11-27 1989-11-27 Menetelmä massan valmistamiseksi
EP19900850385 EP0430915A1 (en) 1989-11-27 1990-11-26 Procedure for the production pulp
CA 2030836 CA2030836A1 (en) 1989-11-27 1990-11-26 Procedure for the production of pulp
JP32133990A JPH03174079A (ja) 1989-11-27 1990-11-27 パルプ製造方法
NO90905134A NO905134L (no) 1989-11-27 1990-11-27 Fremgangsmaate til fremstilling av mekanisk masse.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI895676A FI92414B (fi) 1989-11-27 1989-11-27 Menetelmä massan valmistamiseksi

Publications (3)

Publication Number Publication Date
FI895676A0 true FI895676A0 (fi) 1989-11-27
FI895676A FI895676A (fi) 1991-05-28
FI92414B FI92414B (fi) 1994-07-29

Family

ID=8529431

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895676A FI92414B (fi) 1989-11-27 1989-11-27 Menetelmä massan valmistamiseksi

Country Status (5)

Country Link
EP (1) EP0430915A1 (fi)
JP (1) JPH03174079A (fi)
CA (1) CA2030836A1 (fi)
FI (1) FI92414B (fi)
NO (1) NO905134L (fi)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04240287A (ja) * 1991-01-21 1992-08-27 Kobe Steel Ltd パルプの漂白方法
FI93230C (fi) * 1991-03-22 1995-03-10 Genencor Int Europ Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi
FI914780A0 (fi) * 1991-10-10 1991-10-10 Valtion Teknillinen Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor.
CA2082185C (en) * 1991-11-26 2004-01-20 Alexander R. Pokora Protease catalyzed treatments of lignocellulose materials
FI97733C (fi) * 1992-07-17 1997-02-10 Metsae Serla Oy Mekaanisten massojen uusi käsittelytapa
FI92500C (fi) * 1993-03-03 1994-11-25 Valtion Teknillinen Menetelmä mekaanisen massan valmistamiseksi
US5770012A (en) * 1994-11-18 1998-06-23 P. H. Glatfelter Co. Process for treating paper machine stock containing bleached hardwood pulp with an enzyme mixture to reduce vessel element picking
US5725732A (en) * 1994-11-18 1998-03-10 P. H. Glatfelter Company Process for treating hardwood pulp with an enzyme mixture to reduce vessel element picking
WO1997040194A1 (en) * 1996-04-25 1997-10-30 Union Camp Corporation Improved method for biological pretreatment of wood chips
US6939437B1 (en) 1999-11-19 2005-09-06 Buckman Laboratories International, Inc. Paper making processes using enzyme and polymer combinations
SE525872C2 (sv) * 2002-09-06 2005-05-17 Stora Enso Ab Metod att tillverka mekanisk massa med reducerad energikonsumtion
FI20031818A (fi) * 2003-12-11 2005-06-12 Valtion Teknillinen Menetelmä mekaanisen massan valmistamiseksi
AU2005238104A1 (en) * 2004-05-03 2005-11-10 Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses Method for mechanical pulp production
PL2488694T3 (pl) * 2009-10-16 2017-01-31 Fibria Celulose Sa Sposób wytwarzania zmienionych włókien celulozowych obejmujący obróbkę enzymatyczną w połączeniu z etapem kwasowym
FR2965570B1 (fr) * 2010-09-30 2012-11-02 Arjo Wiggins Fine Papers Ltd Procede de raffinage en milieu enzymatique d'une pate papetiere comportant des fibres cellulosiques afin de reduire leur longueur
US9127401B2 (en) 2013-01-31 2015-09-08 University Of New Brunswick Wood pulp treatment
US9145640B2 (en) 2013-01-31 2015-09-29 University Of New Brunswick Enzymatic treatment of wood chips

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2557894B1 (fr) * 1984-01-10 1986-12-12 Centre Tech Ind Papier Procede de traitement de pates papetieres par une solution enzymatique favorisant la fibrillation et pates ainsi traitees.
DE3636208A1 (de) * 1986-10-24 1988-05-05 Call Hans Peter Verfahren zur delignifizierung und bleichung von lignicellulosehaltigem bzw. ligninhaltigem material bzw. lignin durch enzymatische behandlung
FI81394C (fi) * 1988-07-22 1993-07-20 Genencor Int Europ Foerfarande foer behandling av massa med enzymer

Also Published As

Publication number Publication date
FI895676A (fi) 1991-05-28
NO905134D0 (no) 1990-11-27
FI92414B (fi) 1994-07-29
NO905134L (no) 1991-05-28
EP0430915A1 (en) 1991-06-05
CA2030836A1 (en) 1991-05-28
JPH03174079A (ja) 1991-07-29

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Legal Events

Date Code Title Description
BB Publication of examined application
FC Application refused
FC Application refused

Owner name: ENSO-GUTZEIT OY