SE9403786L - Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning - Google Patents
Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasningInfo
- Publication number
- SE9403786L SE9403786L SE9403786A SE9403786A SE9403786L SE 9403786 L SE9403786 L SE 9403786L SE 9403786 A SE9403786 A SE 9403786A SE 9403786 A SE9403786 A SE 9403786A SE 9403786 L SE9403786 L SE 9403786L
- Authority
- SE
- Sweden
- Prior art keywords
- chemicals
- liquor
- gasification
- liquids
- cellulose
- Prior art date
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
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Paper (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403786A SE9403786L (sv) | 1994-11-04 | 1994-11-04 | Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning |
JP8515233A JPH10509481A (ja) | 1994-11-04 | 1995-10-18 | セルロース廃液から化学薬品及びエネルギを回収する方法 |
CA002202753A CA2202753A1 (en) | 1994-11-04 | 1995-10-18 | Selective recovery of chemicals from cellulose spent liquor by liquor gasifying |
PCT/SE1995/001219 WO1996014468A1 (en) | 1994-11-04 | 1995-10-18 | Selective recovery of chemicals from cellulose spent liquor by liquor gasifying |
AU38845/95A AU3884595A (en) | 1994-11-04 | 1995-10-18 | Selective recovery of chemicals from cellulose spent liquor by liquor gasifying |
FI971867A FI971867A (sv) | 1994-11-04 | 1997-04-30 | Selektivt tillvaratagande av kemikalier ur cellulosans avfallslösning genom förgasning av lösningen |
US08/850,350 US6030493A (en) | 1994-11-04 | 1997-05-02 | Process for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers |
US08/850,349 US6027609A (en) | 1994-11-04 | 1997-05-02 | Pulp-mill recovery installation for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers |
US09/264,565 US6238468B1 (en) | 1994-11-04 | 1999-03-08 | Quench vessel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403786A SE9403786L (sv) | 1994-11-04 | 1994-11-04 | Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9403786D0 SE9403786D0 (sv) | 1994-11-04 |
SE9403786L true SE9403786L (sv) | 1996-05-05 |
Family
ID=20395854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9403786A SE9403786L (sv) | 1994-11-04 | 1994-11-04 | Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH10509481A (sv) |
AU (1) | AU3884595A (sv) |
CA (1) | CA2202753A1 (sv) |
FI (1) | FI971867A (sv) |
SE (1) | SE9403786L (sv) |
WO (1) | WO1996014468A1 (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6027609A (en) * | 1994-11-04 | 2000-02-22 | Kvaener Pulping Ab | Pulp-mill recovery installation for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers |
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 |
FI104335B (sv) * | 1997-10-13 | 1999-12-31 | Poeyry Jaakko & Co Oy | Förfarande för återvinning av alkali och energi ur silikathaltig svartlut |
SE512443C2 (sv) * | 1999-04-01 | 2000-03-20 | Kvaerner Chemrec Ab | Förfarande för kylning av fast och gasformigt material vid förgasning av avlut |
WO2004005610A1 (en) | 2002-07-04 | 2004-01-15 | Kvaerner Power Oy | Method for treatment of spent liquor |
SE535117C2 (sv) * | 2010-03-30 | 2012-04-17 | Chemrec Ab | Förgasning av sulfittjocklut |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3841962A (en) * | 1972-07-31 | 1974-10-15 | Mac Millan Bloedel Ltd | Hydrogen sulfide pretreatment of lignocellulosic materials in alkaline pulping processes |
SE448173B (sv) * | 1985-06-03 | 1987-01-26 | Croon Inventor Ab | Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys |
FI91290C (sv) * | 1991-02-14 | 1994-06-10 | Tampella Power Oy | Förfarande och anordning för tillvaratagning av energi och kemikalier vid en sulfatcellulosaprocess |
SE9103707L (sv) * | 1991-12-16 | 1993-02-15 | Chemrec Ab | Saett att framstaella koklut med hoeg sulfiditet |
-
1994
- 1994-11-04 SE SE9403786A patent/SE9403786L/sv not_active Application Discontinuation
-
1995
- 1995-10-18 CA CA002202753A patent/CA2202753A1/en not_active Abandoned
- 1995-10-18 WO PCT/SE1995/001219 patent/WO1996014468A1/en active Application Filing
- 1995-10-18 AU AU38845/95A patent/AU3884595A/en not_active Abandoned
- 1995-10-18 JP JP8515233A patent/JPH10509481A/ja not_active Ceased
-
1997
- 1997-04-30 FI FI971867A patent/FI971867A/sv unknown
Also Published As
Publication number | Publication date |
---|---|
FI971867A0 (sv) | 1997-04-30 |
AU3884595A (en) | 1996-05-31 |
SE9403786D0 (sv) | 1994-11-04 |
CA2202753A1 (en) | 1996-05-17 |
FI971867A (sv) | 1997-04-30 |
JPH10509481A (ja) | 1998-09-14 |
WO1996014468A1 (en) | 1996-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 9403786-8 |