ATE387536T1 - Verfahren zur abtrennung der alkalimetalle aus vergaster schwarzlauge - Google Patents

Verfahren zur abtrennung der alkalimetalle aus vergaster schwarzlauge

Info

Publication number
ATE387536T1
ATE387536T1 AT98919692T AT98919692T ATE387536T1 AT E387536 T1 ATE387536 T1 AT E387536T1 AT 98919692 T AT98919692 T AT 98919692T AT 98919692 T AT98919692 T AT 98919692T AT E387536 T1 ATE387536 T1 AT E387536T1
Authority
AT
Austria
Prior art keywords
gas
carifified
black liquid
alkaline metals
superheated
Prior art date
Application number
AT98919692T
Other languages
English (en)
Inventor
Bengt Nilsson
Original Assignee
Chemrec 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 Chemrec Ab filed Critical Chemrec Ab
Application granted granted Critical
Publication of ATE387536T1 publication Critical patent/ATE387536T1/de

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
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • 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
    • D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
    • D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products

Landscapes

  • Paper (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treating Waste Gases (AREA)
AT98919692T 1997-04-24 1998-04-07 Verfahren zur abtrennung der alkalimetalle aus vergaster schwarzlauge ATE387536T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9701546A SE9701546D0 (sv) 1997-04-24 1997-04-24 New process

Publications (1)

Publication Number Publication Date
ATE387536T1 true ATE387536T1 (de) 2008-03-15

Family

ID=20406712

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98919692T ATE387536T1 (de) 1997-04-24 1998-04-07 Verfahren zur abtrennung der alkalimetalle aus vergaster schwarzlauge

Country Status (5)

Country Link
EP (1) EP0977919B1 (de)
AT (1) ATE387536T1 (de)
DE (1) DE69839182T2 (de)
SE (1) SE9701546D0 (de)
WO (1) WO1998048102A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514277C2 (sv) * 1999-06-07 2001-02-05 Kvaerner Chemrec Ab Anordning för förgasning av avlut

Family Cites Families (4)

* 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
SE9001957L (sv) * 1990-05-31 1991-12-01 Chemrec Ab Rening av processgas fraan partiell foerbraenning av svartlut
SE470516B (sv) * 1992-11-05 1994-06-27 Chemrec Ab Rening av gas från svartlutsförgasning
SE9402197L (sv) * 1994-06-22 1995-07-24 Kvaerner Pulping Tech Förfarande för tvättning och kylning av gaser vid förgasning av svartlut

Also Published As

Publication number Publication date
EP0977919B1 (de) 2008-02-27
DE69839182T2 (de) 2009-02-19
EP0977919A1 (de) 2000-02-09
DE69839182D1 (de) 2008-04-10
WO1998048102A1 (en) 1998-10-29
SE9701546D0 (sv) 1997-04-24

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