NO903924D0 - PROCEDURE FOR BLACKING OF TREMASS. - Google Patents

PROCEDURE FOR BLACKING OF TREMASS.

Info

Publication number
NO903924D0
NO903924D0 NO903924A NO903924A NO903924D0 NO 903924 D0 NO903924 D0 NO 903924D0 NO 903924 A NO903924 A NO 903924A NO 903924 A NO903924 A NO 903924A NO 903924 D0 NO903924 D0 NO 903924D0
Authority
NO
Norway
Prior art keywords
tremass
blacking
procedure
Prior art date
Application number
NO903924A
Other languages
Norwegian (no)
Other versions
NO178201C (en
NO903924L (en
NO178201B (en
Inventor
Beat Gysin
Theophile Griessmann
Original Assignee
Sandoz Ag
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
Priority claimed from GB898920595A external-priority patent/GB8920595D0/en
Priority claimed from GB898920596A external-priority patent/GB8920596D0/en
Application filed by Sandoz Ag filed Critical Sandoz Ag
Publication of NO903924D0 publication Critical patent/NO903924D0/en
Publication of NO903924L publication Critical patent/NO903924L/en
Publication of NO178201B publication Critical patent/NO178201B/en
Publication of NO178201C publication Critical patent/NO178201C/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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
NO903924A 1989-09-12 1990-09-10 Lignin-degrading enzymatic preparation for the treatment of wood pulp and method for bleaching of pulp NO178201C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898920595A GB8920595D0 (en) 1989-09-12 1989-09-12 Improvements in or relating to organic compounds
GB898920596A GB8920596D0 (en) 1989-09-12 1989-09-12 Improvements in or relating to organic compounds

Publications (4)

Publication Number Publication Date
NO903924D0 true NO903924D0 (en) 1990-09-10
NO903924L NO903924L (en) 1991-03-13
NO178201B NO178201B (en) 1995-10-30
NO178201C NO178201C (en) 1996-02-07

Family

ID=26295910

Family Applications (1)

Application Number Title Priority Date Filing Date
NO903924A NO178201C (en) 1989-09-12 1990-09-10 Lignin-degrading enzymatic preparation for the treatment of wood pulp and method for bleaching of pulp

Country Status (10)

Country Link
EP (1) EP0418201B1 (en)
JP (1) JPH03104993A (en)
AU (1) AU646403B2 (en)
BR (1) BR9004525A (en)
CA (1) CA2025079A1 (en)
DE (1) DE69015294T2 (en)
ES (1) ES2067719T3 (en)
FI (1) FI904456A0 (en)
NO (1) NO178201C (en)
PT (1) PT95273A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0691290A (en) * 1991-10-11 1994-04-05 Kobe Steel Ltd Method for treating waste water from pulp bleaching
JP2525704B2 (en) * 1992-03-16 1996-08-21 日本製紙株式会社 Manufacturing method of laminated base paper
US5369024A (en) * 1992-03-25 1994-11-29 The United States Of America As Represented By The Secretary Of Agriculture Xylanase from streptomyces roseiscleroticus NRRL-11019 for removing color from kraft wood pulps
US5498534A (en) * 1992-03-25 1996-03-12 The United States Of America As Represented By The Secretary Of Agriculture Method of removing color from wood pulp using xylanase from streptomyces roseiscleroticus NRRL B-11019
FI970158A (en) * 1997-01-14 1998-07-15 Neste Oy New fiberboard adhesive
US6372464B1 (en) * 2000-06-19 2002-04-16 Novozymes Biotech, Inc. Polypeptides having peroxidase activity and nucleic acids encoding same
CN105082302A (en) * 2015-03-31 2015-11-25 西南林业大学 Manufacturing method of high-strength chipboard
CN113957737A (en) * 2021-11-10 2022-01-21 安徽鑫光新材料科技股份有限公司 Pollution-free pulping process by straw biological method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690895A (en) * 1985-07-15 1987-09-01 Repligen Corporation Use of rLDM™ 1-6 and other ligninolytic enzymes in the bleaching of kraft pulp
JPH0671424B2 (en) * 1986-03-18 1994-09-14 新王子製紙株式会社 Lignin degrading enzyme and method for producing the same
AU606081B2 (en) * 1986-09-12 1991-01-31 Sandoz Ag Recombinant ligninase
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
US4830708A (en) * 1987-11-30 1989-05-16 Pulp And Paper Research Institute Of Canada Direct biological bleaching of hardwood kraft pulp with the fungus Coriolus versicolor
ZA894239B (en) * 1988-06-08 1990-03-28 Int Paper Co Enzymatic delignification of lignocellulosic material

Also Published As

Publication number Publication date
EP0418201A2 (en) 1991-03-20
DE69015294T2 (en) 1995-05-18
BR9004525A (en) 1991-09-10
EP0418201B1 (en) 1994-12-21
NO178201C (en) 1996-02-07
EP0418201A3 (en) 1992-09-23
AU6232390A (en) 1991-03-21
AU646403B2 (en) 1994-02-24
ES2067719T3 (en) 1995-04-01
JPH03104993A (en) 1991-05-01
NO903924L (en) 1991-03-13
DE69015294D1 (en) 1995-02-02
NO178201B (en) 1995-10-30
CA2025079A1 (en) 1991-03-13
PT95273A (en) 1991-05-22
FI904456A0 (en) 1990-09-10

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