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AU2316984A - Bleaching and washing of mechanical cellulose pulp - Google Patents

Bleaching and washing of mechanical cellulose pulp

Info

Publication number
AU2316984A
AU2316984A AU23169/84A AU2316984A AU2316984A AU 2316984 A AU2316984 A AU 2316984A AU 23169/84 A AU23169/84 A AU 23169/84A AU 2316984 A AU2316984 A AU 2316984A AU 2316984 A AU2316984 A AU 2316984A
Authority
AU
Australia
Prior art keywords
bleaching
washing
cellulose pulp
mechanical cellulose
mechanical
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.)
Granted
Application number
AU23169/84A
Other versions
AU568112B2 (en
Inventor
Per-Erik Andersson
Goran Erik Annergren
Tjell-Ake Hagglund
Hans Erik Hoglund
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.)
Valmet AB
Original Assignee
Sunds Defibrator Industries AB
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 Sunds Defibrator Industries AB filed Critical Sunds Defibrator Industries AB
Publication of AU2316984A publication Critical patent/AU2316984A/en
Application granted granted Critical
Publication of AU568112B2 publication Critical patent/AU568112B2/en
Anticipated expiration legal-status Critical
Ceased 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AU23169/84A 1980-04-10 1984-01-09 Bleaching and washing of mechanical cellulose pulp Ceased AU568112B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8002728A SE445051B (en) 1980-04-10 1980-04-10 SET FOR MANUFACTURING MECHANICAL, MAINLY HEART-FREE CELLULOSAMASSA
SE80027287 1980-04-10

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU69012/81A Division AU6901281A (en) 1980-04-10 1981-04-01 Mechanical production of resin-free cellulose pulp

Publications (2)

Publication Number Publication Date
AU2316984A true AU2316984A (en) 1984-05-10
AU568112B2 AU568112B2 (en) 1987-12-17

Family

ID=20340719

Family Applications (2)

Application Number Title Priority Date Filing Date
AU69012/81A Abandoned AU6901281A (en) 1980-04-10 1981-04-01 Mechanical production of resin-free cellulose pulp
AU23169/84A Ceased AU568112B2 (en) 1980-04-10 1984-01-09 Bleaching and washing of mechanical cellulose pulp

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU69012/81A Abandoned AU6901281A (en) 1980-04-10 1981-04-01 Mechanical production of resin-free cellulose pulp

Country Status (10)

Country Link
JP (1) JPS56159384A (en)
AU (2) AU6901281A (en)
CA (1) CA1174013A (en)
DE (1) DE3114427A1 (en)
FI (1) FI73016C (en)
FR (1) FR2480321A1 (en)
IT (1) IT1209859B (en)
NL (1) NL187865C (en)
NO (1) NO159107C (en)
SE (1) SE445051B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567930B1 (en) * 1984-07-17 1986-08-29 Centre Tech Ind Papier PROCESS AND INSTALLATION FOR RECYCLING OF OLD PRINTED PAPERS
SE8501246L (en) * 1985-03-13 1986-09-14 Eka Ab SET TO MANUFACTURE IN BLEACH, CHEMICAL MECHANICAL AND SEMI-CHEMICAL FIBER MASS USING ONE-STEP IMAGRATION
CA1294396C (en) * 1986-05-30 1992-01-21 Richard Berry Process for decreasing the charge of chemical required in a bleaching extraction stage
FI115978B (en) * 2000-11-16 2005-08-31 Ciba Sc Holding Ag Process for the recovery of non-fibrous substances from wood material
CN105064110B (en) * 2015-07-29 2017-04-12 华南理工大学 Cotton linter pulping device and pulping method thereof
CN105019286B (en) * 2015-07-29 2017-01-25 华南理工大学 Device and method for making refined cottons through performing high-concentration hydrogen peroxide bleaching on cotton linters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE420329C (en) * 1978-02-16 1984-10-15 Mo Och Domsjoe Ab PROCEDURE FOR THE PREPARATION OF GRINDING PAPER
AU539108B2 (en) * 1979-04-17 1984-09-13 Interox Societe Anonyme Delignification of unbleached chemical pulp
SE443383C (en) * 1981-01-14 1987-11-16 Mo Och Domsjoe Ab PROCEDURE FOR WASHING CELLULOSAMASSA
FR2522030A1 (en) * 1982-02-19 1983-08-26 Scherb Metenett Papeteries PROCESS FOR SELECTIVELY WHITENING PAPER PULP AND PAPER OBTAINED BY CARRYING OUT SAID METHOD

Also Published As

Publication number Publication date
AU568112B2 (en) 1987-12-17
FI73016C (en) 1987-08-10
DE3114427C2 (en) 1987-12-17
SE445051B (en) 1986-05-26
JPH0219236B2 (en) 1990-05-01
FI811096L (en) 1981-10-11
NO159107C (en) 1988-11-30
FR2480321B1 (en) 1984-09-14
DE3114427A1 (en) 1982-01-14
NL8101748A (en) 1981-11-02
NO811225L (en) 1981-10-12
CA1174013A (en) 1984-09-11
SE8002728L (en) 1981-10-11
AU6901281A (en) 1981-10-29
NL187865B (en) 1991-09-02
IT8148224A0 (en) 1981-04-07
NO159107B (en) 1988-08-22
NL187865C (en) 1992-02-03
FR2480321A1 (en) 1981-10-16
FI73016B (en) 1987-04-30
JPS56159384A (en) 1981-12-08
IT1209859B (en) 1989-08-30

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