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NO905134L - PROCEDURE FOR MAKING MECHANICAL MASS. - Google Patents

PROCEDURE FOR MAKING MECHANICAL MASS.

Info

Publication number
NO905134L
NO905134L NO90905134A NO905134A NO905134L NO 905134 L NO905134 L NO 905134L NO 90905134 A NO90905134 A NO 90905134A NO 905134 A NO905134 A NO 905134A NO 905134 L NO905134 L NO 905134L
Authority
NO
Norway
Prior art keywords
procedure
making mechanical
mechanical mass
mass
making
Prior art date
Application number
NO90905134A
Other languages
Norwegian (no)
Other versions
NO905134D0 (en
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
Publication of NO905134D0 publication Critical patent/NO905134D0/en
Publication of NO905134L publication Critical patent/NO905134L/en

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
NO90905134A 1989-11-27 1990-11-27 PROCEDURE FOR MAKING MECHANICAL MASS. NO905134L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI895676A FI92414B (en) 1989-11-27 1989-11-27 Process for mass production

Publications (2)

Publication Number Publication Date
NO905134D0 NO905134D0 (en) 1990-11-27
NO905134L true NO905134L (en) 1991-05-28

Family

ID=8529431

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90905134A NO905134L (en) 1989-11-27 1990-11-27 PROCEDURE FOR MAKING MECHANICAL MASS.

Country Status (5)

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

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04240287A (en) * 1991-01-21 1992-08-27 Kobe Steel Ltd Bleaching of pulp
FI93230C (en) * 1991-03-22 1995-03-10 Genencor Int Europ Method for reducing resin difficulties in mechanical pulp
FI914780A0 (en) * 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 (en) * 1992-07-17 1997-02-10 Metsae Serla Oy A new way of handling mechanical pulps
FI92500C (en) * 1993-03-03 1994-11-25 Valtion Teknillinen Process for producing mechanical pulp
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
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
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 (en) * 2002-09-06 2005-05-17 Stora Enso Ab Method of producing mechanical pulp with reduced energy consumption
FI20031818A (en) * 2003-12-11 2005-06-12 Valtion Teknillinen Manufacture of mechanical pulp
WO2005106110A1 (en) * 2004-05-03 2005-11-10 Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses Method for mechanical pulp production
CA2777801C (en) 2009-10-16 2017-05-02 Aracruz Celulose S.A. Differentiated cellulosic fibres from an enzymatic treatment having an acid step
FR2965570B1 (en) * 2010-09-30 2012-11-02 Arjo Wiggins Fine Papers Ltd METHOD FOR THE ENZYMATIC REFINING OF A PAPER PULP COMPRISING CELLULOSIC FIBERS TO REDUCE THEIR LENGTH
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 (en) * 1984-01-10 1986-12-12 Centre Tech Ind Papier PROCESS FOR THE TREATMENT OF PAPER PULP WITH A FIBRILLATION ENZYMATIC SOLUTION AND PULPES THUS PROCESSED.
DE3636208A1 (en) * 1986-10-24 1988-05-05 Call Hans Peter METHOD FOR DELIGNIFYING AND WHICH BLEACHING LIGNICELLULOSE-CONTAINING OR LIGNINAL MATERIAL OR LIGNIN BY ENZYMATIC TREATMENT
FI81394C (en) * 1988-07-22 1993-07-20 Genencor Int Europ FOERFARANDE FOER BEHANDLING AV MASSA MED ENZYMER

Also Published As

Publication number Publication date
CA2030836A1 (en) 1991-05-28
NO905134D0 (en) 1990-11-27
EP0430915A1 (en) 1991-06-05
JPH03174079A (en) 1991-07-29
FI895676A0 (en) 1989-11-27
FI895676A (en) 1991-05-28
FI92414B (en) 1994-07-29

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