NO931110L - Forbedret vaskeprosess - Google Patents

Forbedret vaskeprosess

Info

Publication number
NO931110L
NO931110L NO93931110A NO931110A NO931110L NO 931110 L NO931110 L NO 931110L NO 93931110 A NO93931110 A NO 93931110A NO 931110 A NO931110 A NO 931110A NO 931110 L NO931110 L NO 931110L
Authority
NO
Norway
Prior art keywords
pct
wash water
sec
cationic polymer
date
Prior art date
Application number
NO93931110A
Other languages
English (en)
Other versions
NO300385B1 (no
NO931110D0 (no
Inventor
Robert H Pelton
Pei Li
Original Assignee
Dorset Ind Chemicals Ltd
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 Dorset Ind Chemicals Ltd filed Critical Dorset Ind Chemicals Ltd
Publication of NO931110D0 publication Critical patent/NO931110D0/no
Publication of NO931110L publication Critical patent/NO931110L/no
Publication of NO300385B1 publication Critical patent/NO300385B1/no

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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Amplifiers (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • External Artificial Organs (AREA)
NO931110A 1990-09-28 1993-03-25 Fremgangsmåte ved fortrengningsvasking av fibermateriale NO300385B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909021126A GB9021126D0 (en) 1990-09-28 1990-09-28 Improved washing process
PCT/CA1991/000350 WO1992006241A1 (en) 1990-09-28 1991-09-27 Improved washing process

Publications (3)

Publication Number Publication Date
NO931110D0 NO931110D0 (no) 1993-03-25
NO931110L true NO931110L (no) 1993-05-24
NO300385B1 NO300385B1 (no) 1997-05-20

Family

ID=10682899

Family Applications (1)

Application Number Title Priority Date Filing Date
NO931110A NO300385B1 (no) 1990-09-28 1993-03-25 Fremgangsmåte ved fortrengningsvasking av fibermateriale

Country Status (11)

Country Link
US (1) US5310460A (no)
EP (1) EP0550547B1 (no)
JP (1) JPH0778316B2 (no)
AT (1) ATE116020T1 (no)
AU (1) AU8623491A (no)
CA (1) CA2092396C (no)
DE (1) DE69106139D1 (no)
FI (1) FI103901B1 (no)
GB (1) GB9021126D0 (no)
NO (1) NO300385B1 (no)
WO (1) WO1992006241A1 (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI117391B (fi) * 2000-05-16 2006-09-29 Andritz Oy Menetelmä ja laitteisto massan käsittelemiseksi
CN105705700A (zh) 2013-11-08 2016-06-22 索理思科技公司 用于造纸机滤水剂和干强度剂的基于表面活性剂的粗浆洗涤助剂处理

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3478880A (en) * 1967-07-10 1969-11-18 Contra Costa County Water Dist Process for water treatment filter conditioning
US4297164A (en) * 1980-03-10 1981-10-27 Weyerhaeuser Company Process for displacement washing of porous media
US4810328A (en) * 1984-07-13 1989-03-07 Diamond Shamrock Chemicals Company Method of brown stock washing

Also Published As

Publication number Publication date
JPH06500605A (ja) 1994-01-20
US5310460A (en) 1994-05-10
FI103901B (fi) 1999-10-15
EP0550547A1 (en) 1993-07-14
NO300385B1 (no) 1997-05-20
FI931395A0 (fi) 1993-03-26
WO1992006241A1 (en) 1992-04-16
NO931110D0 (no) 1993-03-25
FI103901B1 (fi) 1999-10-15
FI931395A (fi) 1993-05-17
CA2092396C (en) 1999-01-12
DE69106139D1 (de) 1995-02-02
CA2092396A1 (en) 1992-03-29
GB9021126D0 (en) 1990-11-14
ATE116020T1 (de) 1995-01-15
AU8623491A (en) 1992-04-28
JPH0778316B2 (ja) 1995-08-23
EP0550547B1 (en) 1994-12-21

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MARCH 2002