JPS52110902A - Process for increasing pulp yield by treating wood chip with oxygen prior to chemical pulping - Google Patents

Process for increasing pulp yield by treating wood chip with oxygen prior to chemical pulping

Info

Publication number
JPS52110902A
JPS52110902A JP2615377A JP2615377A JPS52110902A JP S52110902 A JPS52110902 A JP S52110902A JP 2615377 A JP2615377 A JP 2615377A JP 2615377 A JP2615377 A JP 2615377A JP S52110902 A JPS52110902 A JP S52110902A
Authority
JP
Japan
Prior art keywords
wood chip
chemical pulping
treating wood
pulp yield
oxygen prior
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
JP2615377A
Other languages
English (en)
Inventor
Soromon Jiyatsuku
Teimoshi Muruhauputo Jiyozefu
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of JPS52110902A publication Critical patent/JPS52110902A/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)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
JP2615377A 1976-03-12 1977-03-11 Process for increasing pulp yield by treating wood chip with oxygen prior to chemical pulping Pending JPS52110902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66625776A 1976-03-12 1976-03-12

Publications (1)

Publication Number Publication Date
JPS52110902A true JPS52110902A (en) 1977-09-17

Family

ID=24673454

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2615377A Pending JPS52110902A (en) 1976-03-12 1977-03-11 Process for increasing pulp yield by treating wood chip with oxygen prior to chemical pulping

Country Status (10)

Country Link
JP (1) JPS52110902A (ja)
AU (1) AU504413B2 (ja)
BR (1) BR7701481A (ja)
DE (1) DE2710700A1 (ja)
FI (1) FI770790A (ja)
FR (1) FR2343855A1 (ja)
NO (1) NO770870L (ja)
SE (1) SE7702781L (ja)
TR (1) TR19409A (ja)
ZA (1) ZA771491B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008005832A (ja) * 2006-05-31 2008-01-17 National Institute Of Advanced Industrial & Technology 酸素存在下におけるアルコールによる植物系バイオマスの処理方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859543A (en) * 1987-04-28 1989-08-22 Kennametal Inc. Earth working tool having a working element fabricated from cemented tungsten carbide compositions with enhanced properties
US5460696A (en) * 1993-08-12 1995-10-24 The Boc Group, Inc. Oxygen delignification method incorporating wood pulp mixing apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5182003A (ja) * 1974-12-10 1976-07-19 Birerudosu Ab

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR540571A (fr) * 1921-09-01 1922-07-13 Procédé de transformation des végétaux en pâte à papier
BE419220A (ja) * 1935-12-31
SE7613149L (sv) * 1976-01-05 1977-10-06 Weyerhaeuser Co Syredelignifiering

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5182003A (ja) * 1974-12-10 1976-07-19 Birerudosu Ab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008005832A (ja) * 2006-05-31 2008-01-17 National Institute Of Advanced Industrial & Technology 酸素存在下におけるアルコールによる植物系バイオマスの処理方法

Also Published As

Publication number Publication date
DE2710700A1 (de) 1977-09-15
AU2317777A (en) 1978-09-14
BR7701481A (pt) 1977-11-29
AU504413B2 (en) 1979-10-11
SE7702781L (sv) 1977-09-13
FI770790A (ja) 1977-09-13
ZA771491B (en) 1978-02-22
FR2343855A1 (fr) 1977-10-07
NO770870L (no) 1977-09-13
TR19409A (tr) 1979-03-01

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