ES519327A0 - PROCEDURE FOR THE TREATMENT OF CHEMICAL BINS PASTELS. - Google Patents

PROCEDURE FOR THE TREATMENT OF CHEMICAL BINS PASTELS.

Info

Publication number
ES519327A0
ES519327A0 ES519327A ES519327A ES519327A0 ES 519327 A0 ES519327 A0 ES 519327A0 ES 519327 A ES519327 A ES 519327A ES 519327 A ES519327 A ES 519327A ES 519327 A0 ES519327 A0 ES 519327A0
Authority
ES
Spain
Prior art keywords
pastels
procedure
treatment
bins
chemical
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
ES519327A
Other languages
Spanish (es)
Other versions
ES8400520A1 (en
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.)
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Publication of ES519327A0 publication Critical patent/ES519327A0/en
Publication of ES8400520A1 publication Critical patent/ES8400520A1/en
Expired 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
ES519327A 1982-01-28 1983-01-27 Treatment of papermaking chemical pulp Expired ES8400520A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8201603A FR2520397A1 (en) 1982-01-28 1982-01-28 PROCESS FOR TREATING CHEMICAL PAPER PASTES

Publications (2)

Publication Number Publication Date
ES519327A0 true ES519327A0 (en) 1983-10-16
ES8400520A1 ES8400520A1 (en) 1983-10-16

Family

ID=9270561

Family Applications (1)

Application Number Title Priority Date Filing Date
ES519327A Expired ES8400520A1 (en) 1982-01-28 1983-01-27 Treatment of papermaking chemical pulp

Country Status (16)

Country Link
JP (1) JPS58132190A (en)
KR (1) KR850001341B1 (en)
AT (1) AT381736B (en)
BE (1) BE895645A (en)
BR (1) BR8300402A (en)
CA (1) CA1206704A (en)
CH (1) CH653720A5 (en)
DE (1) DE3302580A1 (en)
ES (1) ES8400520A1 (en)
FI (1) FI76134C (en)
FR (1) FR2520397A1 (en)
IT (1) IT1162810B (en)
NO (1) NO161391C (en)
OA (1) OA07313A (en)
PT (1) PT76145B (en)
SE (1) SE462288B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1227304A (en) * 1984-08-01 1987-09-29 Raymond C. Francis Delignification of pulp
FR2593527B1 (en) * 1986-01-30 1988-03-25 Centre Tech Ind Papier PROCESS FOR BLEACHING MECHANICAL PASTA.
ES2038097T5 (en) * 1989-06-06 2001-05-01 Eka Chemicals Ab PROCEDURE FOR WHITENING PAPER PASTES CONTAINING LIGNOCELLULOSE.
US5246543A (en) * 1989-08-18 1993-09-21 Degussa Corporation Process for bleaching and delignification of lignocellulosic materials
US5091054A (en) * 1989-08-18 1992-02-25 Degussa Corporation Process for bleaching and delignification of lignocellulosic
DE3937932A1 (en) * 1989-11-15 1991-05-16 Holtzmann & Cie Ag E Delignification and bleaching of pulp with alkali chlorite - by adding chlorite before acidification to produce nascent reagent, minimising pollution
SE9001481L (en) * 1990-04-23 1991-10-24 Eka Nobel Ab REDUCTION OF HALOGEN ORGANIC SUBSTANCES IN BLEACHING WASTE
SE466061B (en) * 1990-04-23 1991-12-09 Eka Nobel Ab Bleaching of chemical pulp by treatment with first a complexing agent and then a peroxide containing substance
US6398908B1 (en) 1991-04-30 2002-06-04 Eka Nobel Ab Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
SE470065C (en) * 1991-04-30 1995-10-12 Eka Nobel Ab Treatment of chemical pulp with an acid and then a magnesium and calcium compound in chlorine-free bleaching
SE500113C2 (en) * 1992-07-09 1994-04-18 Kamyr Ab Method of bleaching pulp for disposal of released metals
SE512137C2 (en) * 1992-10-29 2000-01-31 Eka Chemicals Ab Process for bleaching lignocellulosic pulp
SE500616C2 (en) * 1993-06-08 1994-07-25 Kvaerner Pulping Tech Bleaching of chemical pulp with peroxide at overpressure
US6776876B1 (en) 1994-10-13 2004-08-17 Andritz Oy Method of treating cellulosic pulp to remove hexenuronic acid
CA2211223C (en) 1995-02-17 2002-04-30 Ahlstrom Machinery Oy Method of pretreating pulp to be bleached with peroxide
SE526241C2 (en) * 2003-12-18 2005-08-02 Metso Paper Inc Procedure for acidifying lignocellulosic pulp before ozone bleaching
US8080560B2 (en) 2004-12-17 2011-12-20 3M Innovative Properties Company Immune response modifier formulations containing oleic acid and methods
US8889154B2 (en) 2005-09-15 2014-11-18 Medicis Pharmaceutical Corporation Packaging for 1-(2-methylpropyl)-1H-imidazo[4,5-c] quinolin-4-amine-containing formulation
US8980051B2 (en) 2009-04-24 2015-03-17 International Paper Company Sulfonation of pulp produced by alkali pulping process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1705897A (en) * 1922-03-16 1929-03-19 Bradley Linn Bleaching of pulp
FR1010501A (en) * 1948-08-31 1952-06-12 Papiers Abadie Sa Des Cellulose pulp bleaching process
US2668095A (en) * 1950-09-22 1954-02-02 Du Pont Bleaching chemical paper pulp
FR1201712A (en) * 1958-07-11 1960-01-05 Fr Du Xylon Soc Cellulose pulp bleaching improvements
JPS51102103A (en) * 1975-03-05 1976-09-09 Nippon Parupu Kogyo Kk Ryusanenhoparupuno hyohakuhoho
FR2398839A1 (en) * 1977-07-29 1979-02-23 Centre Tech Ind Papier Kraft type paper pulp prepn. without sulphur pollutants - by treating shavings with sodium hydroxide followed by stabilised peroxide
DE2742262C2 (en) * 1977-09-20 1982-06-09 Degussa Ag, 6000 Frankfurt Process for the production of a medium to high viscosity softwood sulphite pulp
JPS5685489A (en) * 1979-12-10 1981-07-11 Kogyo Gijutsuin Pulp production

Also Published As

Publication number Publication date
JPH0217679B2 (en) 1990-04-23
FR2520397A1 (en) 1983-07-29
FR2520397B1 (en) 1984-03-09
FI830288L (en) 1983-07-29
AT381736B (en) 1986-11-25
CH653720A5 (en) 1986-01-15
BR8300402A (en) 1983-11-01
DE3302580C2 (en) 1992-07-02
KR850001341B1 (en) 1985-09-19
FI76134B (en) 1988-05-31
OA07313A (en) 1984-08-31
PT76145A (en) 1983-02-01
IT1162810B (en) 1987-04-01
PT76145B (en) 1985-11-25
NO830268L (en) 1983-07-29
SE8207356L (en) 1983-07-29
KR840002934A (en) 1984-07-21
NO161391B (en) 1989-05-02
FI76134C (en) 1988-09-09
DE3302580A1 (en) 1983-08-04
ES8400520A1 (en) 1983-10-16
ATA26383A (en) 1986-04-15
IT8367014A0 (en) 1983-01-07
CA1206704A (en) 1986-07-02
NO161391C (en) 1989-08-09
SE462288B (en) 1990-05-28
FI830288A0 (en) 1983-01-27
JPS58132190A (en) 1983-08-06
BE895645A (en) 1983-07-19
SE8207356D0 (en) 1982-12-22

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20040601