FR720219A - Method and apparatus for the manufacture of cellulose - Google Patents

Method and apparatus for the manufacture of cellulose

Info

Publication number
FR720219A
FR720219A FR720219DA FR720219A FR 720219 A FR720219 A FR 720219A FR 720219D A FR720219D A FR 720219DA FR 720219 A FR720219 A FR 720219A
Authority
FR
France
Prior art keywords
cellulose
manufacture
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
Other languages
French (fr)
Inventor
Daniel Westad
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 filed Critical
Application granted granted Critical
Publication of FR720219A publication Critical patent/FR720219A/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/10—Physical methods for facilitating impregnation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/02—Chip soaking
FR720219D 1930-05-27 1931-04-23 Method and apparatus for the manufacture of cellulose Expired FR720219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO375821X 1930-05-27

Publications (1)

Publication Number Publication Date
FR720219A true FR720219A (en) 1932-02-17

Family

ID=19905439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR720219D Expired FR720219A (en) 1930-05-27 1931-04-23 Method and apparatus for the manufacture of cellulose

Country Status (5)

Country Link
US (1) US1904894A (en)
BE (1) BE379441A (en)
DE (1) DE593890C (en)
FR (1) FR720219A (en)
GB (2) GB375821A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044477B (en) * 1954-03-01 1958-11-20 Amsler Morton Corp Arrangement for regulating, displaying or registering a company size
US2885317A (en) * 1954-03-30 1959-05-05 Stora Kopparbergs Bergslags Ab Method in manufacturing chemical or semi-chemical pulp from heavily resinous wood
US3076739A (en) * 1958-08-11 1963-02-05 Nettel Frederick Manufacture of pulp from fibrous substances
US3393122A (en) * 1964-06-03 1968-07-16 Georgia Pacific Corp Pretreatment of green wood with reducing agent prior to storage

Also Published As

Publication number Publication date
DE593890C (en) 1934-03-09
BE379441A (en)
GB375821A (en) 1932-06-30
GB375873A (en) 1932-06-30
US1904894A (en) 1933-04-18

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