FI781351A - FOER REFRIGERATION FOR SUSPENSION OF BARRIER REFUSES - Google Patents

FOER REFRIGERATION FOR SUSPENSION OF BARRIER REFUSES

Info

Publication number
FI781351A
FI781351A FI781351A FI781351A FI781351A FI 781351 A FI781351 A FI 781351A FI 781351 A FI781351 A FI 781351A FI 781351 A FI781351 A FI 781351A FI 781351 A FI781351 A FI 781351A
Authority
FI
Finland
Prior art keywords
refuses
barrier
suspension
foer refrigeration
foer
Prior art date
Application number
FI781351A
Other languages
Finnish (fi)
Inventor
Rudolf Patt
Original Assignee
Escher Wyss Ag
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 Ag filed Critical Escher Wyss Ag
Publication of FI781351A publication Critical patent/FI781351A/en

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
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • 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
    • D21C3/10—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites magnesium bisulfite
FI781351A 1977-05-03 1978-05-02 FOER REFRIGERATION FOR SUSPENSION OF BARRIER REFUSES FI781351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH548977 1977-05-03

Publications (1)

Publication Number Publication Date
FI781351A true FI781351A (en) 1978-11-04

Family

ID=4294440

Family Applications (1)

Application Number Title Priority Date Filing Date
FI781351A FI781351A (en) 1977-05-03 1978-05-02 FOER REFRIGERATION FOR SUSPENSION OF BARRIER REFUSES

Country Status (6)

Country Link
JP (1) JPS53139802A (en)
AT (1) AT364908B (en)
BR (1) BR7802645A (en)
CA (1) CA1101616A (en)
FI (1) FI781351A (en)
SE (1) SE7805124L (en)

Also Published As

Publication number Publication date
AT364908B (en) 1981-11-25
CA1101616A (en) 1981-05-26
JPS53139802A (en) 1978-12-06
BR7802645A (en) 1978-12-12
ATA316478A (en) 1981-04-15
SE7805124L (en) 1978-11-04

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: ESCHER WYSS AKTIENGESELLSCHAFT