NL32265C - - Google Patents

Info

Publication number
NL32265C
NL32265C NL32265DA NL32265C NL 32265 C NL32265 C NL 32265C NL 32265D A NL32265D A NL 32265DA NL 32265 C NL32265 C NL 32265C
Authority
NL
Netherlands
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 NL32265C publication Critical patent/NL32265C/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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • 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
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
NL32265D 1931-07-29 NL32265C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH94891D DE588577C (de) 1931-07-29 1931-07-29 Verfahren zur Herstellung von Halbzellstoffen aus Stroh, Graesern oder aehnlichen Pflanzenstoffen

Publications (1)

Publication Number Publication Date
NL32265C true NL32265C (en:Method)

Family

ID=7445494

Family Applications (1)

Application Number Title Priority Date Filing Date
NL32265D NL32265C (en:Method) 1931-07-29

Country Status (2)

Country Link
DE (1) DE588577C (en:Method)
NL (1) NL32265C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748949C (de) * 1938-01-26 1944-11-14 Margarete Possanner Von Ehrent Verfahren zur Herstellung von Halbzellstoff oder Zellstoff
DE967724C (de) * 1949-06-01 1957-12-05 Inst Internat Financier Verfahren zum Aufbereiten der beim Aufschluss von zellulosehaltigen Materialien anfallenden Ablaugen

Also Published As

Publication number Publication date
DE588577C (de) 1933-11-24

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