FI821069L - Eliminering av kaliumfoereningar fraon natriumbaserad kokningscykel - Google Patents

Eliminering av kaliumfoereningar fraon natriumbaserad kokningscykel

Info

Publication number
FI821069L
FI821069L FI821069A FI821069A FI821069L FI 821069 L FI821069 L FI 821069L FI 821069 A FI821069 A FI 821069A FI 821069 A FI821069 A FI 821069A FI 821069 L FI821069 L FI 821069L
Authority
FI
Finland
Prior art keywords
natriumbaserad
kokningscykel
kaliumfoereningar
eliminering
fraon
Prior art date
Application number
FI821069A
Other languages
English (en)
Other versions
FI69658B (fi
FI69658C (fi
FI821069A0 (fi
Inventor
Hugh Warton Nelson
Original Assignee
Combustion Eng
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 Combustion Eng filed Critical Combustion Eng
Publication of FI821069A0 publication Critical patent/FI821069A0/fi
Publication of FI821069L publication Critical patent/FI821069L/fi
Publication of FI69658B publication Critical patent/FI69658B/fi
Application granted granted Critical
Publication of FI69658C publication Critical patent/FI69658C/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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
FI821069A 1981-04-02 1982-03-26 Eliminering av kaliumfoereningar fraon natriumbarerade kokningsprosesser foer cellulosa FI69658C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/250,346 US4347102A (en) 1981-04-02 1981-04-02 Elimination of potassium compounds from sodium-based pulped cycles
US25034681 1981-04-02

Publications (4)

Publication Number Publication Date
FI821069A0 FI821069A0 (fi) 1982-03-26
FI821069L true FI821069L (fi) 1982-10-03
FI69658B FI69658B (fi) 1985-11-29
FI69658C FI69658C (fi) 1986-03-10

Family

ID=22947345

Family Applications (1)

Application Number Title Priority Date Filing Date
FI821069A FI69658C (fi) 1981-04-02 1982-03-26 Eliminering av kaliumfoereningar fraon natriumbarerade kokningsprosesser foer cellulosa

Country Status (3)

Country Link
US (1) US4347102A (fi)
CA (1) CA1171607A (fi)
FI (1) FI69658C (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI107743B (fi) * 1999-01-12 2001-09-28 Andritz Ahlstrom Oy Menetelmä viherlipeän piipitoisuuden alentamiseksi
AU2021274310A1 (en) * 2020-05-22 2022-12-22 Suzano S.A. Methods of treating a kraft process recovery cicle to reduce metal levels at the kraft process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592907A (en) * 1949-03-08 1952-04-15 Infilco Inc Cooking liquor treatment
US3617434A (en) * 1967-05-31 1971-11-02 Mitsubishi Heavy Ind Ltd Regeneration of cooking chemicals from spent alkaline cooking liquor
AU473185B2 (en) * 1973-07-25 1976-06-17 Mooch Domsjo Aktiebolag A method for producing oxidized white liquor
US4098639A (en) * 1975-06-17 1978-07-04 Mo Och Domsjo Aktiebolag Process for reducing the requirement of fresh chemicals without increasing emissions in the pulping of cellulosic material
US4237103A (en) * 1978-06-29 1980-12-02 Combustion Engineering, Inc. Method for disposal of sodium waste material

Also Published As

Publication number Publication date
FI69658B (fi) 1985-11-29
FI69658C (fi) 1986-03-10
CA1171607A (en) 1984-07-31
US4347102A (en) 1982-08-31
FI821069A0 (fi) 1982-03-26

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: COMBUSTION ENGINEERING, INC