FR2140222A1 - - Google Patents

Info

Publication number
FR2140222A1
FR2140222A1 FR7220001A FR7220001A FR2140222A1 FR 2140222 A1 FR2140222 A1 FR 2140222A1 FR 7220001 A FR7220001 A FR 7220001A FR 7220001 A FR7220001 A FR 7220001A FR 2140222 A1 FR2140222 A1 FR 2140222A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7220001A
Other languages
French (fr)
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.)
Valmet AB
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 FR2140222A1 publication Critical patent/FR2140222A1/fr
Withdrawn legal-status Critical Current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
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/08—Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
    • 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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
FR7220001A 1971-06-04 1972-06-02 Withdrawn FR2140222A1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE729371A SE350078B (enExample) 1971-06-04 1971-06-04

Publications (1)

Publication Number Publication Date
FR2140222A1 true FR2140222A1 (enExample) 1973-01-12

Family

ID=20270971

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7220001A Withdrawn FR2140222A1 (enExample) 1971-06-04 1972-06-02

Country Status (6)

Country Link
JP (1) JPS5335601B1 (enExample)
CA (1) CA994961A (enExample)
DE (1) DE2226777C3 (enExample)
FR (1) FR2140222A1 (enExample)
GB (1) GB1396132A (enExample)
SE (1) SE350078B (enExample)

Also Published As

Publication number Publication date
CA994961A (en) 1976-08-17
SE350078B (enExample) 1972-10-16
DE2226777C3 (de) 1975-04-10
DE2226777B2 (de) 1974-08-29
DE2226777A1 (de) 1973-02-08
JPS5335601B1 (enExample) 1978-09-28
GB1396132A (en) 1975-06-04

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Legal Events

Date Code Title Description
ST Notification of lapse