CH357964A - Process and device for the treatment of fibrous substances in the production of cellulose or semi-cellulose - Google Patents

Process and device for the treatment of fibrous substances in the production of cellulose or semi-cellulose

Info

Publication number
CH357964A
CH357964A CH357964DA CH357964A CH 357964 A CH357964 A CH 357964A CH 357964D A CH357964D A CH 357964DA CH 357964 A CH357964 A CH 357964A
Authority
CH
Switzerland
Prior art keywords
cellulose
semi
treatment
production
fibrous substances
Prior art date
Application number
Other languages
German (de)
Original Assignee
Escher Wyss Gmbh
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 Escher Wyss Gmbh filed Critical Escher Wyss Gmbh
Publication of CH357964A publication Critical patent/CH357964A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/40—Hand-driven apparatus for making cigarettes
    • A24C5/44—Pocket cigarette-rollers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F13/00—Appliances for smoking cigars or cigarettes
    • A24F13/02—Cigar or cigarette holders
    • A24F13/12—Cigar or cigarette holders combined with other objects, e.g. writing utensils
    • 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
CH357964D 1957-07-10 1958-07-02 Process and device for the treatment of fibrous substances in the production of cellulose or semi-cellulose CH357964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE357964X 1957-07-10

Publications (1)

Publication Number Publication Date
CH357964A true CH357964A (en) 1961-10-31

Family

ID=6290711

Family Applications (1)

Application Number Title Priority Date Filing Date
CH357964D CH357964A (en) 1957-07-10 1958-07-02 Process and device for the treatment of fibrous substances in the production of cellulose or semi-cellulose

Country Status (5)

Country Link
US (1) US2999784A (en)
CH (1) CH357964A (en)
DE (1) DE1070013B (en)
FR (1) FR1207629A (en)
GB (1) GB893334A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1288900B (en) * 1960-05-09 1969-02-06 Improved Machinery Inc Container for the treatment of crushed cellulosic solids
US3278367A (en) * 1963-02-14 1966-10-11 Aqua Chem Inc Method of producing wood pulp including steaming, vacuum, and impregnation
US3259538A (en) * 1963-04-22 1966-07-05 Lummus Co Comprehensive pulping system for producing paper pulp
US3308011A (en) * 1963-06-20 1967-03-07 Beloit Corp Steam digestion of impregnated chips
SE300755B (en) * 1964-04-16 1968-05-06 Kamyr Ab
US3446701A (en) * 1967-12-28 1969-05-27 Us Agriculture Apparatus for impregnating and chemically converting cellulose-containing materials
FI80083C (en) * 1988-02-08 1990-04-10 Antti Aho Method and apparatus for pre-treating cellulosic feedstock
US5207870A (en) * 1988-02-08 1993-05-04 Osmo Aho Process and equipment for pretreatment of cellulosic raw material
US5496439A (en) * 1993-07-28 1996-03-05 Carlson; Willard E. Recycle processing of baled waste material
FI124553B (en) 2012-07-11 2014-10-15 Bln Woods Ltd Ab A method for extracting biomass

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1773419A (en) * 1926-06-03 1930-08-19 Baker Webster E Byron Sulphite wood pulp and method of making the same
NL39768C (en) * 1931-10-12
DE611226C (en) * 1933-02-18 1935-03-23 Metallgesellschaft Akt Ges Process for opening up wood and other pulp-containing fiber material
US2093267A (en) * 1934-11-20 1937-09-14 Chemipulp Process Inc Treatment of fibrous material
US2668110A (en) * 1948-06-18 1954-02-02 Spencer Method for fiber liberation in cotton stalks and the pulp
US2799579A (en) * 1953-06-22 1957-07-16 Hjalmar S Messing Apparatus for presoaking lignocellulose material
US2809111A (en) * 1956-02-13 1957-10-08 Condi Engineering Corp Apparatus for wood chip digestion

Also Published As

Publication number Publication date
FR1207629A (en) 1960-02-17
US2999784A (en) 1961-09-12
GB893334A (en) 1962-04-04
DE1070013B (en) 1959-11-26

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