FI46754B - - Google Patents

Info

Publication number
FI46754B
FI46754B FI01025/66A FI102566A FI46754B FI 46754 B FI46754 B FI 46754B FI 01025/66 A FI01025/66 A FI 01025/66A FI 102566 A FI102566 A FI 102566A FI 46754 B FI46754 B FI 46754B
Authority
FI
Finland
Application number
FI01025/66A
Other languages
Finnish (fi)
Other versions
FI46754C (fi
Inventor
Johan Arthur Asplund Arne
Nicolaus Cederquist Karl
Bertil Reinhall Rolf
Original Assignee
Defibrator Ab
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 Defibrator Ab filed Critical Defibrator Ab
Publication of FI46754B publication Critical patent/FI46754B/fi
Application granted granted Critical
Publication of FI46754C publication Critical patent/FI46754C/fi

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
    • D21C3/04—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
    • 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
    • D21C3/24—Continuous processes
FI661025A 1965-04-21 1966-04-20 Tapa selluloosamassan jatkuvaksi valmistamiseksi hakkeesta sulfiittike ittonestettä käyttäen. FI46754C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE5153/65A SE306874B (xx) 1965-04-21 1965-04-21

Publications (2)

Publication Number Publication Date
FI46754B true FI46754B (xx) 1973-02-28
FI46754C FI46754C (fi) 1973-06-11

Family

ID=20265832

Family Applications (1)

Application Number Title Priority Date Filing Date
FI661025A FI46754C (fi) 1965-04-21 1966-04-20 Tapa selluloosamassan jatkuvaksi valmistamiseksi hakkeesta sulfiittike ittonestettä käyttäen.

Country Status (2)

Country Link
FI (1) FI46754C (xx)
SE (1) SE306874B (xx)

Also Published As

Publication number Publication date
SE306874B (xx) 1968-12-09
FI46754C (fi) 1973-06-11

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