CA2112563A1 - Method for recovery of chemicals and energy from spent liquor - Google Patents

Method for recovery of chemicals and energy from spent liquor

Info

Publication number
CA2112563A1
CA2112563A1 CA 2112563 CA2112563A CA2112563A1 CA 2112563 A1 CA2112563 A1 CA 2112563A1 CA 2112563 CA2112563 CA 2112563 CA 2112563 A CA2112563 A CA 2112563A CA 2112563 A1 CA2112563 A1 CA 2112563A1
Authority
CA
Canada
Prior art keywords
gas
particles
reactor
chemical
temperature
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.)
Abandoned
Application number
CA 2112563
Other languages
English (en)
French (fr)
Inventor
Jan-Erik Kignell
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.)
Chemrec AB
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2112563A1 publication Critical patent/CA2112563A1/en
Abandoned 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
    • D21C11/125—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
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/12—Heat utilisation in combustion or incineration of waste

Landscapes

  • Engine Equipment That Uses Special Cycles (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Industrial Gases (AREA)
  • Processing Of Solid Wastes (AREA)
CA 2112563 1991-07-16 1992-06-29 Method for recovery of chemicals and energy from spent liquor Abandoned CA2112563A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9102186-5 1991-07-16
SE9102186A SE470066B (sv) 1991-07-16 1991-07-16 Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning

Publications (1)

Publication Number Publication Date
CA2112563A1 true CA2112563A1 (en) 1993-02-04

Family

ID=20383335

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2112563 Abandoned CA2112563A1 (en) 1991-07-16 1992-06-29 Method for recovery of chemicals and energy from spent liquor

Country Status (9)

Country Link
EP (1) EP0660896A1 (no)
JP (1) JPH07500150A (no)
AU (1) AU655063B2 (no)
BR (1) BR9206271A (no)
CA (1) CA2112563A1 (no)
FI (1) FI940145A0 (no)
NO (1) NO940149D0 (no)
SE (1) SE470066B (no)
WO (1) WO1993002249A1 (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE500263C2 (sv) * 1993-03-11 1994-05-24 Chemrec Ab Process för separation av svavelföreningar ur en koldioxid- och vätesulfidinnehållande gasström
SE505249C2 (sv) * 1994-11-04 1997-07-21 Kvaerner Pulping Tech Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning
DE19642162A1 (de) * 1996-10-12 1998-04-16 Krc Umwelttechnik Gmbh Verfahren zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit unter gleichzeitiger Gewinnung von Energie
DE19718131C2 (de) * 1997-04-29 1999-10-14 Krc Umwelttechnik Gmbh Verfahren und Vorrichtung zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit durch Vergasung
US20110226997A1 (en) * 2010-03-19 2011-09-22 Air Products And Chemicals, Inc. Method And System Of Gasification

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073672A (en) * 1959-04-15 1963-01-15 Stora Kopparbergs Bergslags Ab Method of gasifying sulphurous cellulose waste liquors
US3323858A (en) * 1964-08-21 1967-06-06 Lummus Co Process for recovering the alkali metal content of spent pulping liquor
SE363651B (no) * 1969-06-03 1974-01-28 Svenska Cellulosa Ab
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys

Also Published As

Publication number Publication date
NO940149L (no) 1994-01-14
AU655063B2 (en) 1994-12-01
SE470066B (sv) 1993-11-01
AU2332792A (en) 1993-02-23
EP0660896A1 (en) 1995-07-05
SE9102186D0 (sv) 1991-07-16
JPH07500150A (ja) 1995-01-05
SE9102186L (sv) 1993-01-17
NO940149D0 (no) 1994-01-14
FI940145A (fi) 1994-01-12
FI940145A0 (fi) 1994-01-12
BR9206271A (pt) 1995-10-10
WO1993002249A1 (en) 1993-02-04

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Legal Events

Date Code Title Description
FZDE Dead