CA960409A - Method in the evaporation of sulphite waste liquor - Google Patents

Method in the evaporation of sulphite waste liquor

Info

Publication number
CA960409A
CA960409A CA142,396A CA142396A CA960409A CA 960409 A CA960409 A CA 960409A CA 142396 A CA142396 A CA 142396A CA 960409 A CA960409 A CA 960409A
Authority
CA
Canada
Prior art keywords
evaporation
waste liquor
sulphite waste
sulphite
liquor
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA142,396A
Other versions
CA142396S (en
Inventor
Erik A. S. Lindberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uddeholms AB
Original Assignee
Uddeholms 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
Priority claimed from SE06408/71A external-priority patent/SE352675B/xx
Priority claimed from SE07503/71A external-priority patent/SE359873B/xx
Application filed by Uddeholms AB filed Critical Uddeholms AB
Application granted granted Critical
Publication of CA960409A publication Critical patent/CA960409A/en
Expired legal-status Critical Current

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
    • D21C11/02—Regeneration of pulp liquors or effluent waste waters of acid, neutral or alkaline sulfite lye
CA142,396A 1971-05-18 1972-05-17 Method in the evaporation of sulphite waste liquor Expired CA960409A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE06408/71A SE352675B (en) 1971-05-18 1971-05-18
SE07503/71A SE359873B (en) 1971-06-10 1971-06-10

Publications (1)

Publication Number Publication Date
CA960409A true CA960409A (en) 1975-01-07

Family

ID=26654704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,396A Expired CA960409A (en) 1971-05-18 1972-05-17 Method in the evaporation of sulphite waste liquor

Country Status (3)

Country Link
CA (1) CA960409A (en)
DD (1) DD98551A5 (en)
DE (1) DE2216587A1 (en)

Also Published As

Publication number Publication date
DD98551A5 (en) 1973-06-20
DE2216587A1 (en) 1972-11-30

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