FR2337224A1 - Delignification par l'oxygene - Google Patents

Delignification par l'oxygene

Info

Publication number
FR2337224A1
FR2337224A1 FR7636968A FR7636968A FR2337224A1 FR 2337224 A1 FR2337224 A1 FR 2337224A1 FR 7636968 A FR7636968 A FR 7636968A FR 7636968 A FR7636968 A FR 7636968A FR 2337224 A1 FR2337224 A1 FR 2337224A1
Authority
FR
France
Prior art keywords
delignification
oxygen
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
FR7636968A
Other languages
English (en)
French (fr)
Other versions
FR2337224B3 (enExample
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.)
Weyerhaeuser Co
Original Assignee
Weyerhaeuser 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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of FR2337224A1 publication Critical patent/FR2337224A1/fr
Application granted granted Critical
Publication of FR2337224B3 publication Critical patent/FR2337224B3/fr
Granted 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/08—Pretreatment of the finely-divided materials before digesting with oxygen-generating compounds
FR7636968A 1976-01-05 1976-12-08 Delignification par l'oxygene Granted FR2337224A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64680976A 1976-01-05 1976-01-05
US71795776A 1976-08-26 1976-08-26

Publications (2)

Publication Number Publication Date
FR2337224A1 true FR2337224A1 (fr) 1977-07-29
FR2337224B3 FR2337224B3 (enExample) 1979-08-17

Family

ID=27095021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636968A Granted FR2337224A1 (fr) 1976-01-05 1976-12-08 Delignification par l'oxygene

Country Status (4)

Country Link
JP (1) JPS5299301A (enExample)
FI (1) FI770016A7 (enExample)
FR (1) FR2337224A1 (enExample)
SE (1) SE7613149L (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2343855A1 (fr) * 1976-03-12 1977-10-07 Union Carbide Corp Procede destine a reduire en pate chimique des copeaux de bois contenant de l'eau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2343855A1 (fr) * 1976-03-12 1977-10-07 Union Carbide Corp Procede destine a reduire en pate chimique des copeaux de bois contenant de l'eau

Also Published As

Publication number Publication date
FR2337224B3 (enExample) 1979-08-17
FI770016A7 (enExample) 1977-07-06
SE7613149L (sv) 1977-10-06
JPS5299301A (en) 1977-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse