FR2095038A5 - - Google Patents

Info

Publication number
FR2095038A5
FR2095038A5 FR7118899A FR7118899A FR2095038A5 FR 2095038 A5 FR2095038 A5 FR 2095038A5 FR 7118899 A FR7118899 A FR 7118899A FR 7118899 A FR7118899 A FR 7118899A FR 2095038 A5 FR2095038 A5 FR 2095038A5
Authority
FR
France
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.)
Expired
Application number
FR7118899A
Other languages
French (fr)
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.)
International Paper Co
Original Assignee
International Paper Co
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 International Paper Co filed Critical International Paper Co
Application granted granted Critical
Publication of FR2095038A5 publication Critical patent/FR2095038A5/fr
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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR7118899A 1970-05-25 1971-05-25 Expired FR2095038A5 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4040470A 1970-05-25 1970-05-25

Publications (1)

Publication Number Publication Date
FR2095038A5 true FR2095038A5 (fi) 1972-02-04

Family

ID=21910799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7118899A Expired FR2095038A5 (fi) 1970-05-25 1971-05-25

Country Status (7)

Country Link
US (1) US3695995A (fi)
JP (1) JPS5510714B1 (fi)
CA (1) CA939855A (fi)
DE (1) DE2124325C3 (fi)
FI (1) FI59432C (fi)
FR (1) FR2095038A5 (fi)
SE (1) SE375565C (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT378016B (de) * 1982-12-02 1985-06-10 Ver Edelstahlwerke Ag Verfahren zum entfaerben und/oder bleichen von zellulosematerial, insbesondere zellstoff, und vorrichtung zur durchfuehrung des verfahrens
US20080087390A1 (en) * 2006-10-11 2008-04-17 Fort James Corporation Multi-step pulp bleaching
US8845860B2 (en) 2010-09-16 2014-09-30 Georgia-Pacific Consumer Products Lp High brightness pulps from lignin rich waste papers

Also Published As

Publication number Publication date
FI59432B (fi) 1981-04-30
SE375565B (fi) 1975-04-21
FI59432C (fi) 1981-08-10
DE2124325C3 (de) 1980-06-19
US3695995A (en) 1972-10-03
DE2124325B2 (de) 1979-09-27
JPS5510714B1 (fi) 1980-03-18
DE2124325A1 (de) 1971-12-09
CA939855A (en) 1974-01-15
SE375565C (sv) 1984-07-16

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Legal Events

Date Code Title Description
ST Notification of lapse