GB185421A - An improved process for transforming vegetable matter into paper pulp - Google Patents

An improved process for transforming vegetable matter into paper pulp

Info

Publication number
GB185421A
GB185421A GB23671/22A GB2367122A GB185421A GB 185421 A GB185421 A GB 185421A GB 23671/22 A GB23671/22 A GB 23671/22A GB 2367122 A GB2367122 A GB 2367122A GB 185421 A GB185421 A GB 185421A
Authority
GB
United Kingdom
Prior art keywords
oxygen
paper pulp
improved process
autoclave
vegetable matter
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.)
Expired
Application number
GB23671/22A
Other languages
English (en)
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.)
JULES JEAN BAPTISTE PARENT
Original Assignee
JULES JEAN BAPTISTE PARENT
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 JULES JEAN BAPTISTE PARENT filed Critical JULES JEAN BAPTISTE PARENT
Publication of GB185421A publication Critical patent/GB185421A/en
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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/006—Pulping cellulose-containing materials with compounds not otherwise provided for

Landscapes

  • Paper (AREA)
GB23671/22A 1921-09-01 1922-08-31 An improved process for transforming vegetable matter into paper pulp Expired GB185421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR540571T 1921-09-01

Publications (1)

Publication Number Publication Date
GB185421A true GB185421A (en) 1922-12-14

Family

ID=8929575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23671/22A Expired GB185421A (en) 1921-09-01 1922-08-31 An improved process for transforming vegetable matter into paper pulp

Country Status (2)

Country Link
FR (1) FR540571A (fr)
GB (1) GB185421A (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2466633A (en) * 1948-05-26 1949-04-05 James M Daily Method of bleaching cellulosic pulp
US2673148A (en) * 1950-10-04 1954-03-23 Hercules Powder Co Ltd Alkaline pulping using gaseous oxygen
US2926114A (en) * 1957-08-12 1960-02-23 Kimberly Clark Co Manufacture of cellulosic products
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
US4119486A (en) * 1975-08-14 1978-10-10 Westvaco Corporation Process for bleaching wood pulp with ozone in the presence of a cationic surfactant
US4172006A (en) * 1976-08-26 1979-10-23 Weyerhaeuser Company Method of delignifying wood chips with oxygen by adding cooking liquor under pressure
US4216054A (en) 1977-09-26 1980-08-05 Weyerhaeuser Company Low-consistency ozone delignification

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB576510A (en) * 1944-03-16 1946-04-08 Henry Dreyfus Improvements in or relating to the production of cellulose

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2466633A (en) * 1948-05-26 1949-04-05 James M Daily Method of bleaching cellulosic pulp
US2673148A (en) * 1950-10-04 1954-03-23 Hercules Powder Co Ltd Alkaline pulping using gaseous oxygen
US2926114A (en) * 1957-08-12 1960-02-23 Kimberly Clark Co Manufacture of cellulosic products
US4119486A (en) * 1975-08-14 1978-10-10 Westvaco Corporation Process for bleaching wood pulp with ozone in the presence of a cationic surfactant
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
US4172006A (en) * 1976-08-26 1979-10-23 Weyerhaeuser Company Method of delignifying wood chips with oxygen by adding cooking liquor under pressure
US4216054A (en) 1977-09-26 1980-08-05 Weyerhaeuser Company Low-consistency ozone delignification

Also Published As

Publication number Publication date
FR540571A (fr) 1922-07-13

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