BR9602866A - Processo de tratamento de rejeitos gasosos e licor branco ou negro resultante do processo kraft - Google Patents

Processo de tratamento de rejeitos gasosos e licor branco ou negro resultante do processo kraft

Info

Publication number
BR9602866A
BR9602866A BR9602866A BR9602866A BR9602866A BR 9602866 A BR9602866 A BR 9602866A BR 9602866 A BR9602866 A BR 9602866A BR 9602866 A BR9602866 A BR 9602866A BR 9602866 A BR9602866 A BR 9602866A
Authority
BR
Brazil
Prior art keywords
white
waste treatment
black liquor
gaseous waste
liquor resulting
Prior art date
Application number
BR9602866A
Other languages
English (en)
Inventor
Henri-Jean Caupin
Lucien Bourson
Original Assignee
Atochem Elf Sa
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 Atochem Elf Sa filed Critical Atochem Elf Sa
Publication of BR9602866A publication Critical patent/BR9602866A/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • 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
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
    • D21C11/0092—Substances modifying the evaporation, combustion, or thermal decomposition processes of black 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
    • D21C11/06—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
    • 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
BR9602866A 1995-06-22 1996-06-21 Processo de tratamento de rejeitos gasosos e licor branco ou negro resultante do processo kraft BR9602866A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9507476A FR2735703B1 (fr) 1995-06-22 1995-06-22 Procede de traitement des rejets gazeux issus du procede kraft a l'aide de derives de l'acide undecylenique et/ou undecynoique

Publications (1)

Publication Number Publication Date
BR9602866A true BR9602866A (pt) 1998-04-22

Family

ID=9480265

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9602866A BR9602866A (pt) 1995-06-22 1996-06-21 Processo de tratamento de rejeitos gasosos e licor branco ou negro resultante do processo kraft

Country Status (9)

Country Link
EP (1) EP0750068B1 (pt)
JP (1) JPH0913291A (pt)
CN (1) CN1061116C (pt)
BR (1) BR9602866A (pt)
CA (1) CA2179425C (pt)
DE (1) DE69600184T2 (pt)
ES (1) ES2116133T3 (pt)
FR (1) FR2735703B1 (pt)
NO (1) NO962255L (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2814461B1 (fr) * 2000-09-22 2003-05-23 Ahlstrom Paper Group Res And C Composition semi-solide destinee a etre utilisee comme produit d'epandage et procede de fabrication
DE102014108841B3 (de) * 2014-06-24 2015-05-28 Technische Universität Hamburg-Harburg Verfahren zur Desodorierung von Lignin

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709133A (en) * 1953-03-04 1955-05-24 Rhodia Process for improving the odor of cellulosic pulp by-products
DE3305988A1 (de) * 1983-02-22 1984-08-23 Skw Trostberg Ag, 8223 Trostberg Mittel und verfahren zur geruchsbeseitigung bei der celluloseherstellung
FR2694197B1 (fr) * 1992-07-30 1994-09-02 Atochem Elf Sa Désodorisant des effluents de papeterie à base d'ester d'acide undécylénique.

Also Published As

Publication number Publication date
CN1061116C (zh) 2001-01-24
NO962255D0 (no) 1996-05-31
ES2116133T3 (es) 1998-07-01
DE69600184T2 (de) 1998-08-27
JPH0913291A (ja) 1997-01-14
CA2179425C (fr) 1999-12-07
CN1142557A (zh) 1997-02-12
EP0750068A1 (fr) 1996-12-27
FR2735703B1 (fr) 1997-08-01
FR2735703A1 (fr) 1996-12-27
DE69600184D1 (de) 1998-04-16
EP0750068B1 (fr) 1998-03-11
NO962255L (no) 1996-12-23
CA2179425A1 (fr) 1996-12-23

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law