PT76145B - Centre technique de l'industrie des papiers cartons et celluloses - Google Patents

Centre technique de l'industrie des papiers cartons et celluloses

Info

Publication number
PT76145B
PT76145B PT76145A PT7614583A PT76145B PT 76145 B PT76145 B PT 76145B PT 76145 A PT76145 A PT 76145A PT 7614583 A PT7614583 A PT 7614583A PT 76145 B PT76145 B PT 76145B
Authority
PT
Portugal
Prior art keywords
cartons
celluloses
paper industry
technical center
center
Prior art date
Application number
PT76145A
Other languages
English (en)
French (fr)
Portuguese (pt)
Other versions
PT76145A (fr
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/pt
Publication of PT76145B publication Critical patent/PT76145B/pt

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 Centre technique de l'industrie des papiers cartons et celluloses PT76145B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8201603A FR2520397A1 (fr) 1982-01-28 1982-01-28 Procede pour le traitement de pates papetieres chimiques

Publications (2)

Publication Number Publication Date
PT76145A PT76145A (fr) 1983-02-01
PT76145B true PT76145B (fr) 1985-11-25

Family

ID=9270561

Family Applications (1)

Application Number Title Priority Date Filing Date
PT76145A PT76145B (fr) 1982-01-28 1983-01-26 Centre technique de l'industrie des papiers cartons et celluloses

Country Status (16)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7655672B2 (en) 2004-12-17 2010-02-02 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

Families Citing this family (17)

* 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 (fr) * 1986-01-30 1988-03-25 Centre Tech Ind Papier Procede de blanchiment des pates mecaniques.
ATE97179T1 (de) * 1989-06-06 1993-11-15 Eka Nobel Ab Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen.
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 (de) * 1989-11-15 1991-05-16 Holtzmann & Cie Ag E Verfahren zum delignifizieren und bleichen von ungebleichten zellstoffsuspensionen mit alkalichlorit
SE466061B (sv) * 1990-04-23 1991-12-09 Eka Nobel Ab Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne
SE9001481L (sv) * 1990-04-23 1991-10-24 Eka Nobel Ab Reduktion av halogenorganiska foereningar i blekeriavlopp
US6398908B1 (en) 1991-04-30 2002-06-04 Eka Nobel Ab Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
SE470065C (sv) * 1991-04-30 1996-01-15 Eka Nobel Ab Behandling av kemisk massa med en syra och därefter en magnesium- och kalciumförening vid klorfri blekning
SE500113C2 (sv) * 1992-07-09 1994-04-18 Kamyr Ab Sätt vid blekning av massa för omhändertagande av utlösta metaller
SE512137C2 (sv) * 1992-10-29 2000-01-31 Eka Chemicals Ab Förfarande för blekning av lignocellulosahaltig massa
SE500616C2 (sv) * 1993-06-08 1994-07-25 Kvaerner Pulping Tech Blekning av kemisk massa med peroxid vid övertryck
US6776876B1 (en) 1994-10-13 2004-08-17 Andritz Oy Method of treating cellulosic pulp to remove hexenuronic acid
US6736934B1 (en) 1995-02-17 2004-05-18 Andritz Oy Method of pretreating pulp in an acid tower prior to bleaching with peroxide
SE526241C2 (sv) * 2003-12-18 2005-08-02 Metso Paper Inc Förfarande för att surgöra lignocellulosahaltig massa före ozonblekning
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 (fr) * 1948-08-31 1952-06-12 Papiers Abadie Sa Des Procédé de blanchîment des pâtes cellulosiques
US2668095A (en) * 1950-09-22 1954-02-02 Du Pont Bleaching chemical paper pulp
FR1201712A (fr) * 1958-07-11 1960-01-05 Fr Du Xylon Soc Perfectionnements au blanchiment des pâtes cellulosiques
JPS51102103A (en) * 1975-03-05 1976-09-09 Nippon Parupu Kogyo Kk Ryusanenhoparupuno hyohakuhoho
FR2398839A1 (fr) * 1977-07-29 1979-02-23 Centre Tech Ind Papier Procede de fabrication de pates papetieres chimiques
DE2742262C2 (de) * 1977-09-20 1982-06-09 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung eines mittel- bis hochviskosen Nadelholz-Sulfitzellstoffs
JPS5685489A (en) * 1979-12-10 1981-07-11 Kogyo Gijutsuin Pulp production

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7655672B2 (en) 2004-12-17 2010-02-02 3M Innovative Properties Company Immune response modifier formulations containing oleic acid and methods
US7902214B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Method of treating a mucosal and/or dermal associated condition
US7902213B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Pharmaceutical cream with reduced imiquimod impurities at four months using refined oleic acid
US7902212B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Reduction of imiquimod impurities at six months using refined oleic acid
US7902243B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Methods for improving imiquimod availability at two months, four months and six months between refined and compendial
US7902216B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Pharmaceutical creams with refined oleic acid
US7902209B2 (en) 2004-12-17 2011-03-08 3M Innovative Proerties Company Method of preparing a pharmaceutical cream and minimizing imiquimod impurity formation
US7902246B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Methods for controlling formation of imiquimod impurities for two months, four months, and six months
US7902215B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Pharmaceutical creams with reduced imiquimod impurities
US7902242B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Method of stabilizing imiquimod
US7902244B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Method of preparing a pharmaceutical cream and minimizing imiquimod impurity formation (at least four months storage)
US7902211B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Method of inducing interferon biosynthesis
US7902210B2 (en) 2004-12-17 2011-03-08 3M Innovative Properties Company Reduction of IMIQUIMOD impurities at two months using refined oleic acid
US7906524B2 (en) 2004-12-17 2011-03-15 3M Innovative Properties Company Pharmaceutical cream having similar or less levels of imiquimod impurity formation as cream with BHA (comparator)
US7906526B2 (en) 2004-12-17 2011-03-15 3M Innovative Properties Company Method of treating a dermal and/or mucosal associated condition
US7906527B2 (en) 2004-12-17 2011-03-15 3M Innovative Properties Company Reduction of imiquimod impurities using refined oleic acid
US7906543B2 (en) 2004-12-17 2011-03-15 3M Innovative Properties Company Method of reducing imiquimod impurity formation
US7915279B2 (en) 2004-12-17 2011-03-29 3M Innovative Properties Company Method of treating mollescum contagiosum
US7915277B2 (en) 2004-12-17 2011-03-29 3M Innovative Properties Company Method of treating genital or peri-anal warts
US7919501B2 (en) 2004-12-17 2011-04-05 3M Innovative Properties Company Method of controlling formation of imiquimod impurities
US7928116B2 (en) 2004-12-17 2011-04-19 3M Innovative Properties Company Method of treating actinic keratosis
US7928117B2 (en) 2004-12-17 2011-04-19 3M Innovative Properties Company Method of inducing cytokine biosynthesis
US7928118B2 (en) 2004-12-17 2011-04-19 3M Innovative Properties Company Reduction of imiquimod impurities in pharmaceutical creams
US7939555B2 (en) 2004-12-17 2011-05-10 3M Innovative Properties Company Method of preparing a pharmaceutical cream and minimizing imiquimod impurity formation
US8080560B2 (en) 2004-12-17 2011-12-20 3M Innovative Properties Company Immune response modifier formulations containing oleic acid and methods
US8557838B2 (en) 2004-12-17 2013-10-15 Medicis Pharmaceutical Corporation 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

Also Published As

Publication number Publication date
FI76134C (fi) 1988-09-09
DE3302580A1 (de) 1983-08-04
NO830268L (no) 1983-07-29
IT8367014A0 (it) 1983-01-07
IT1162810B (it) 1987-04-01
FI830288L (fi) 1983-07-29
SE8207356L (sv) 1983-07-29
JPH0217679B2 (es) 1990-04-23
BE895645A (fr) 1983-07-19
BR8300402A (pt) 1983-11-01
CH653720A5 (fr) 1986-01-15
ATA26383A (de) 1986-04-15
NO161391B (no) 1989-05-02
FR2520397B1 (es) 1984-03-09
SE462288B (sv) 1990-05-28
FR2520397A1 (fr) 1983-07-29
ES519327A0 (es) 1983-10-16
CA1206704A (fr) 1986-07-02
KR850001341B1 (ko) 1985-09-19
OA07313A (fr) 1984-08-31
AT381736B (de) 1986-11-25
ES8400520A1 (es) 1983-10-16
NO161391C (no) 1989-08-09
JPS58132190A (ja) 1983-08-06
DE3302580C2 (es) 1992-07-02
PT76145A (fr) 1983-02-01
FI76134B (fi) 1988-05-31
FI830288A0 (fi) 1983-01-27
SE8207356D0 (sv) 1982-12-22
KR840002934A (ko) 1984-07-21

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Legal Events

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Effective date: 19960531