BE450439A - - Google Patents

Info

Publication number
BE450439A
BE450439A BE450439DA BE450439A BE 450439 A BE450439 A BE 450439A BE 450439D A BE450439D A BE 450439DA BE 450439 A BE450439 A BE 450439A
Authority
BE
Belgium
Application number
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.)
Publication of BE450439A publication Critical patent/BE450439A/xx

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
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
    • D21C3/266—Multistage processes the same pulping agent being used in all stages
BE450439D 1940-09-27 BE450439A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE894486X 1940-09-27

Publications (1)

Publication Number Publication Date
BE450439A true BE450439A (fr)

Family

ID=6847184

Family Applications (1)

Application Number Title Priority Date Filing Date
BE450439D BE450439A (fr) 1940-09-27

Country Status (2)

Country Link
BE (1) BE450439A (fr)
FR (1) FR894486A (fr)

Also Published As

Publication number Publication date
FR894486A (fr) 1944-12-26

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