NO20045384L - Fremgangsmate for fremstilling av ubleket masse med meget lav COD - Google Patents

Fremgangsmate for fremstilling av ubleket masse med meget lav COD

Info

Publication number
NO20045384L
NO20045384L NO20045384A NO20045384A NO20045384L NO 20045384 L NO20045384 L NO 20045384L NO 20045384 A NO20045384 A NO 20045384A NO 20045384 A NO20045384 A NO 20045384A NO 20045384 L NO20045384 L NO 20045384L
Authority
NO
Norway
Prior art keywords
pulp
eod
unbleached pulp
low
low cod
Prior art date
Application number
NO20045384A
Other languages
English (en)
Norwegian (no)
Inventor
Brian Wester
Michael D Vrbanac
Julie A Reimer
Peter K Lau
Brian E Dennis
David W Bickell
Original Assignee
Weyerhaeuser Co
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 PCT/US2002/015522 external-priority patent/WO2003097930A1/en
Application filed by Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of NO20045384L publication Critical patent/NO20045384L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B16/02—Cellulosic materials
    • 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)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
NO20045384A 2002-05-15 2004-12-09 Fremgangsmate for fremstilling av ubleket masse med meget lav COD NO20045384L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2002/015522 WO2003097930A1 (en) 2002-05-15 2002-05-15 Process for producing very low cod unbleached pulp

Publications (1)

Publication Number Publication Date
NO20045384L true NO20045384L (no) 2004-12-09

Family

ID=33476215

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20045384A NO20045384L (no) 2002-05-15 2004-12-09 Fremgangsmate for fremstilling av ubleket masse med meget lav COD

Country Status (5)

Country Link
AU (1) AU2002309875B2 (xx)
BR (1) BR0215714A (xx)
CA (1) CA2482556C (xx)
NO (1) NO20045384L (xx)
SE (1) SE0402582L (xx)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148106A (en) * 1964-01-29 1964-09-08 Rayonier Inc Pulp refining

Also Published As

Publication number Publication date
AU2002309875A1 (en) 2003-12-02
CA2482556A1 (en) 2003-11-27
SE0402582L (sv) 2004-12-08
SE0402582D0 (sv) 2004-10-26
BR0215714A (pt) 2005-02-22
AU2002309875B2 (en) 2006-08-17
CA2482556C (en) 2008-09-23

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