JPS5299301A - Process for separating lignin from wood chip - Google Patents

Process for separating lignin from wood chip

Info

Publication number
JPS5299301A
JPS5299301A JP16083176A JP16083176A JPS5299301A JP S5299301 A JPS5299301 A JP S5299301A JP 16083176 A JP16083176 A JP 16083176A JP 16083176 A JP16083176 A JP 16083176A JP S5299301 A JPS5299301 A JP S5299301A
Authority
JP
Japan
Prior art keywords
wood chip
separating lignin
lignin
separating
wood
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.)
Pending
Application number
JP16083176A
Other languages
English (en)
Inventor
Ronarudo San Kuremento Marion
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 JPS5299301A publication Critical patent/JPS5299301A/ja
Pending 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

Landscapes

  • Paper (AREA)
JP16083176A 1976-01-05 1976-12-28 Process for separating lignin from wood chip Pending JPS5299301A (en)

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 (1)

Publication Number Publication Date
JPS5299301A true JPS5299301A (en) 1977-08-20

Family

ID=27095021

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16083176A Pending JPS5299301A (en) 1976-01-05 1976-12-28 Process for separating lignin from wood chip

Country Status (4)

Country Link
JP (1) JPS5299301A (ja)
FI (1) FI770016A (ja)
FR (1) FR2337224A1 (ja)
SE (1) SE7613149L (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52110902A (en) * 1976-03-12 1977-09-17 Union Carbide Corp Process for increasing pulp yield by treating wood chip with oxygen prior to chemical pulping

Also Published As

Publication number Publication date
FR2337224B3 (ja) 1979-08-17
FR2337224A1 (fr) 1977-07-29
SE7613149L (sv) 1977-10-06
FI770016A (ja) 1977-07-06

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