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FR1465228A - Process for obtaining a bleached pulp from a fibrous cellulosic substance - Google Patents

Process for obtaining a bleached pulp from a fibrous cellulosic substance

Info

Publication number
FR1465228A
FR1465228A FR46964A FR46964A FR1465228A FR 1465228 A FR1465228 A FR 1465228A FR 46964 A FR46964 A FR 46964A FR 46964 A FR46964 A FR 46964A FR 1465228 A FR1465228 A FR 1465228A
Authority
FR
France
Prior art keywords
obtaining
bleached pulp
fibrous cellulosic
cellulosic substance
substance
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
FR46964A
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.)
Electric Reduction Company of Canada Ltd
Original Assignee
Electric Reduction Company of Canada Ltd
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 Electric Reduction Company of Canada Ltd filed Critical Electric Reduction Company of Canada Ltd
Application granted granted Critical
Publication of FR1465228A publication Critical patent/FR1465228A/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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/122—Treatment, e.g. dissolution, of the smelt
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
    • 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
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/08—Chlorine-containing liquid regeneration
FR46964A 1965-01-25 1966-01-24 Process for obtaining a bleached pulp from a fibrous cellulosic substance Expired FR1465228A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3130/65A GB1106841A (en) 1965-01-25 1965-01-25 Process for the production of bleached pulp
US52245966A 1966-01-24 1966-01-24

Publications (1)

Publication Number Publication Date
FR1465228A true FR1465228A (en) 1967-01-06

Family

ID=26238074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR46964A Expired FR1465228A (en) 1965-01-25 1966-01-24 Process for obtaining a bleached pulp from a fibrous cellulosic substance

Country Status (4)

Country Link
US (1) US3453174A (en)
DE (1) DE1692848C3 (en)
FR (1) FR1465228A (en)
GB (1) GB1106841A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617434A (en) * 1967-05-31 1971-11-02 Mitsubishi Heavy Ind Ltd Regeneration of cooking chemicals from spent alkaline cooking liquor
CA928007A (en) * 1969-12-30 1973-06-12 H. Rapson William Chemical recovery process
US4196043A (en) * 1970-12-21 1980-04-01 Scott Paper Company Kraft pulp bleaching and recovery process
FI53728C (en) * 1974-03-12 1978-07-10 Ahlstroem Oy FOERFARANDE FOER AOTERVINNING AV KEMIKALIER UR AVLUTAR FRAON SULFATCELLULOSAKOK OCH AVFALLSVATTEN FRAON BLEKNING
ZA761255B (en) * 1975-03-11 1977-03-30 Erco Envirotech Ltd Bleachplant operation
CA2208269A1 (en) * 1994-08-31 1996-03-07 The Hoffman Group Ltd. Method of papermaking having zero liquid discharge
SE505249C2 (en) * 1994-11-04 1997-07-21 Kvaerner Pulping Tech Recovery of bleach filtrate by using the filtrate in a gas cooling system in a gasification plant
FI127442B (en) * 2014-03-31 2018-06-15 Upm Kymmene Corp Method and system for reducing phosphorus in effluent or filtrate
US12071723B2 (en) * 2020-09-10 2024-08-27 The Babcock & Wilcox Company Smelt shattering method and apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3269941A (en) * 1964-03-23 1966-08-30 Kimberly Clark Co Method of neutralizing acid bleachery effluent
US3366534A (en) * 1964-08-14 1968-01-30 Hooker Chemical Corp Complete chemical system for a kraft mill

Also Published As

Publication number Publication date
DE1692848C3 (en) 1975-01-23
US3453174A (en) 1969-07-01
DE1692848A1 (en) 1971-10-21
DE1692848B2 (en) 1974-05-30
GB1106841A (en) 1968-03-20

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