AU3669297A - Pulp, paper and absorbent products of reduced pitch content and process - Google Patents

Pulp, paper and absorbent products of reduced pitch content and process

Info

Publication number
AU3669297A
AU3669297A AU36692/97A AU3669297A AU3669297A AU 3669297 A AU3669297 A AU 3669297A AU 36692/97 A AU36692/97 A AU 36692/97A AU 3669297 A AU3669297 A AU 3669297A AU 3669297 A AU3669297 A AU 3669297A
Authority
AU
Australia
Prior art keywords
pulp
paper
absorbent products
reduced pitch
pitch content
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU36692/97A
Inventor
Roger O. Campbell
Jerry R. Speaks
Michael A. Veal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North Pacific Paper Corp
Original Assignee
North Pacific Paper Corp
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 North Pacific Paper Corp filed Critical North Pacific Paper Corp
Publication of AU3669297A publication Critical patent/AU3669297A/en
Abandoned legal-status Critical Current

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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/16—Pure paper, i.e. paper lacking or having low content of contaminants

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU36692/97A 1997-07-17 1997-07-17 Pulp, paper and absorbent products of reduced pitch content and process Abandoned AU3669297A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1997/012461 WO1999004087A1 (en) 1997-07-17 1997-07-17 Pulp, paper and absorbent products of reduced pitch content and process

Publications (1)

Publication Number Publication Date
AU3669297A true AU3669297A (en) 1999-02-10

Family

ID=22261279

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36692/97A Abandoned AU3669297A (en) 1997-07-17 1997-07-17 Pulp, paper and absorbent products of reduced pitch content and process

Country Status (2)

Country Link
AU (1) AU3669297A (en)
WO (1) WO1999004087A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE377476B (en) * 1972-02-18 1975-07-07 P J I Ahrel
CA1105660A (en) * 1977-03-03 1981-07-28 Gordon Brown Solvent vapor extraction of wood
US4308200A (en) * 1980-07-10 1981-12-29 Champion International Corporation Extraction of coniferous woods with fluid carbon dioxide and other supercritical fluids
FR2619837B1 (en) * 1987-08-25 1989-12-22 Isoroy Sa PROCESS FOR PREPARING AN ACTIVABLE CELLULOSIC SUPPORT AND SUPPORT OBTAINED BY THIS PROCESS
US5711945A (en) * 1995-05-11 1998-01-27 Regents Of The University Of Minnesota Pitch degradation with Pseudomonas fluorescens

Also Published As

Publication number Publication date
WO1999004087A1 (en) 1999-01-28

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase