PT76145A - TECHNICAL CENTER OF PAPER INDUSTRY CARTONS AND CELLULOSES - Google Patents

TECHNICAL CENTER OF PAPER INDUSTRY CARTONS AND CELLULOSES

Info

Publication number
PT76145A
PT76145A PT76145A PT7614583A PT76145A PT 76145 A PT76145 A PT 76145A PT 76145 A PT76145 A PT 76145A PT 7614583 A PT7614583 A PT 7614583A PT 76145 A PT76145 A PT 76145A
Authority
PT
Portugal
Prior art keywords
cartons
celluloses
paper industry
technical center
center
Prior art date
Application number
PT76145A
Other languages
French (fr)
Portuguese (pt)
Other versions
PT76145B (en
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of PT76145A publication Critical patent/PT76145A/en
Publication of PT76145B publication Critical patent/PT76145B/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
    • D21C9/10—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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
PT76145A 1982-01-28 1983-01-26 TECHNICAL CENTER OF PAPER INDUSTRY CARTONS AND CELLULOSES PT76145B (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
PT76145A true PT76145A (en) 1983-02-01
PT76145B PT76145B (en) 1985-11-25

Family

ID=9270561

Family Applications (1)

Application Number Title Priority Date Filing Date
PT76145A PT76145B (en) 1982-01-28 1983-01-26 TECHNICAL CENTER OF PAPER INDUSTRY CARTONS AND CELLULOSES

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) ES519327A0 (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.
DE69004492T3 (en) * 1989-06-06 2001-11-15 Eka Nobel Ab, Bohus Process for bleaching pulps 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 1996-01-15 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
FR2520397B1 (en) 1984-03-09
DE3302580C2 (en) 1992-07-02
DE3302580A1 (en) 1983-08-04
FI830288A0 (en) 1983-01-27
FI76134B (en) 1988-05-31
CH653720A5 (en) 1986-01-15
FI830288L (en) 1983-07-29
ES8400520A1 (en) 1983-10-16
FI76134C (en) 1988-09-09
IT1162810B (en) 1987-04-01
BR8300402A (en) 1983-11-01
PT76145B (en) 1985-11-25
SE462288B (en) 1990-05-28
AT381736B (en) 1986-11-25
JPH0217679B2 (en) 1990-04-23
KR850001341B1 (en) 1985-09-19
OA07313A (en) 1984-08-31
NO161391B (en) 1989-05-02
ATA26383A (en) 1986-04-15
CA1206704A (en) 1986-07-02
FR2520397A1 (en) 1983-07-29
ES519327A0 (en) 1983-10-16
SE8207356L (en) 1983-07-29
IT8367014A0 (en) 1983-01-07
SE8207356D0 (en) 1982-12-22
JPS58132190A (en) 1983-08-06
BE895645A (en) 1983-07-19
NO830268L (en) 1983-07-29
KR840002934A (en) 1984-07-21
NO161391C (en) 1989-08-09

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Legal Events

Date Code Title Description
MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960531