NL187865C - METHOD FOR PREPARING RESIN-FREE BLEACHED CELLULOSE PULP - Google Patents

METHOD FOR PREPARING RESIN-FREE BLEACHED CELLULOSE PULP

Info

Publication number
NL187865C
NL187865C NLAANVRAGE8101748,A NL8101748A NL187865C NL 187865 C NL187865 C NL 187865C NL 8101748 A NL8101748 A NL 8101748A NL 187865 C NL187865 C NL 187865C
Authority
NL
Netherlands
Prior art keywords
cellulose pulp
preparing resin
bleached cellulose
free bleached
free
Prior art date
Application number
NLAANVRAGE8101748,A
Other languages
Dutch (nl)
Other versions
NL187865B (en
NL8101748A (en
Original Assignee
Sunds Defibrator Ind 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 Ind Ab filed Critical Sunds Defibrator Ind Ab
Publication of NL8101748A publication Critical patent/NL8101748A/en
Publication of NL187865B publication Critical patent/NL187865B/en
Application granted granted Critical
Publication of NL187865C publication Critical patent/NL187865C/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
    • D21C9/08—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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
NLAANVRAGE8101748,A 1980-04-10 1981-04-08 METHOD FOR PREPARING RESIN-FREE BLEACHED CELLULOSE PULP NL187865C (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
SE8002728 1980-04-10

Publications (3)

Publication Number Publication Date
NL8101748A NL8101748A (en) 1981-11-02
NL187865B NL187865B (en) 1991-09-02
NL187865C true NL187865C (en) 1992-02-03

Family

ID=20340719

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8101748,A NL187865C (en) 1980-04-10 1981-04-08 METHOD FOR PREPARING RESIN-FREE BLEACHED 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
FI73016C (en) 1987-08-10
NL187865B (en) 1991-09-02
FI73016B (en) 1987-04-30
FR2480321A1 (en) 1981-10-16
CA1174013A (en) 1984-09-11
SE8002728L (en) 1981-10-11
IT1209859B (en) 1989-08-30
JPH0219236B2 (en) 1990-05-01
JPS56159384A (en) 1981-12-08
NO811225L (en) 1981-10-12
DE3114427C2 (en) 1987-12-17
FI811096L (en) 1981-10-11
IT8148224A0 (en) 1981-04-07
AU568112B2 (en) 1987-12-17
AU6901281A (en) 1981-10-29
NL8101748A (en) 1981-11-02
NO159107C (en) 1988-11-30
DE3114427A1 (en) 1982-01-14
SE445051B (en) 1986-05-26
AU2316984A (en) 1984-05-10
FR2480321B1 (en) 1984-09-14
NO159107B (en) 1988-08-22

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: SUNDS DEFIBRATOR INDUSTRIES AKTIEBOLAG

V1 Lapsed because of non-payment of the annual fee

Effective date: 19951101