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BR9708319A - Processo para extração de produtos químicos e energia de licor já consumido de celulose - Google Patents

Processo para extração de produtos químicos e energia de licor já consumido de celulose

Info

Publication number
BR9708319A
BR9708319A BR9708319A BR9708319A BR9708319A BR 9708319 A BR9708319 A BR 9708319A BR 9708319 A BR9708319 A BR 9708319A BR 9708319 A BR9708319 A BR 9708319A BR 9708319 A BR9708319 A BR 9708319A
Authority
BR
Brazil
Prior art keywords
cellulose
already consumed
energy already
extracting chemicals
liquor energy
Prior art date
Application number
BR9708319A
Other languages
English (en)
Inventor
Jan-Erick Kingnell
Original Assignee
Kvaerner Pulping Tech
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 Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of BR9708319A publication Critical patent/BR9708319A/pt

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
    • D21C11/10—Concentrating spent liquor by evaporation
    • 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
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • 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
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • 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
BR9708319A 1996-03-22 1997-03-19 Processo para extração de produtos químicos e energia de licor já consumido de celulose BR9708319A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9601099A SE9601099L (sv) 1996-03-22 1996-03-22 Förgasning av svartlut vid ett tryck överstigande 5 bar
ES9700452 1997-03-19

Publications (1)

Publication Number Publication Date
BR9708319A true BR9708319A (pt) 1999-08-03

Family

ID=20401895

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9708319A BR9708319A (pt) 1996-03-22 1997-03-19 Processo para extração de produtos químicos e energia de licor já consumido de celulose

Country Status (6)

Country Link
EP (1) EP0888476A1 (pt)
JP (1) JP2000507318A (pt)
BR (1) BR9708319A (pt)
CA (1) CA2247815A1 (pt)
SE (1) SE9601099L (pt)
WO (1) WO1997036043A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE535117C2 (sv) * 2010-03-30 2012-04-17 Chemrec Ab Förgasning av sulfittjocklut

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
SE9103707L (sv) * 1991-12-16 1993-02-15 Chemrec Ab Saett att framstaella koklut med hoeg sulfiditet

Also Published As

Publication number Publication date
SE9601099L (sv) 1997-09-23
EP0888476A1 (en) 1999-01-07
SE9601099D0 (sv) 1996-03-22
CA2247815A1 (en) 1997-10-02
WO1997036043A1 (en) 1997-10-02
JP2000507318A (ja) 2000-06-13

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired