SE9403780L - Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning - Google Patents
Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggningInfo
- Publication number
- SE9403780L SE9403780L SE9403780A SE9403780A SE9403780L SE 9403780 L SE9403780 L SE 9403780L SE 9403780 A SE9403780 A SE 9403780A SE 9403780 A SE9403780 A SE 9403780A SE 9403780 L SE9403780 L SE 9403780L
- Authority
- SE
- Sweden
- Prior art keywords
- filtrate
- cooling system
- gas cooling
- recovery
- bleaching
- 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
- D21C11/10—Concentrating spent liquor by evaporation
- D21C11/103—Evaporation by direct contact with gases, e.g. hot flue gases
-
- 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
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
- D21C11/0028—Effluents derived from the washing or bleaching plants
-
- 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
- D21C11/12—Combustion of pulp liquors
Landscapes
- Paper (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403780A SE505249C2 (sv) | 1994-11-04 | 1994-11-04 | Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning |
BR9509567A BR9509567A (pt) | 1994-11-04 | 1995-09-29 | Processo para recuperação/purificação de efluentes do banqueamento procedente de uma planta de branqueamento para fibra de celulose |
CA 2202494 CA2202494A1 (en) | 1994-11-04 | 1995-09-29 | Evaporation of bleach filtrate in the gas cooling system of a plant for gasifying black liquor |
PCT/SE1995/001105 WO1996014465A1 (en) | 1994-11-04 | 1995-09-29 | Evaporation of bleach filtrate in the gas cooling system of a plant for gasifying black liquor |
AU38607/95A AU3860795A (en) | 1994-11-04 | 1995-09-29 | Evaporation of bleach filtrate in the gas cooling system of a plant for gasifying black liquor |
JP8515229A JPH10513226A (ja) | 1994-11-04 | 1995-09-29 | 黒液ガス化プラントのガス冷却装置における漂白濾液の蒸発法 |
FI971866A FI971866A0 (sv) | 1994-11-04 | 1997-04-30 | Avdunstning av blekningsfiltrat i förgasningskylsystemet till svartluts förgasningsanordning |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403780A SE505249C2 (sv) | 1994-11-04 | 1994-11-04 | Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9403780D0 SE9403780D0 (sv) | 1994-11-04 |
SE9403780L true SE9403780L (sv) | 1996-05-05 |
SE505249C2 SE505249C2 (sv) | 1997-07-21 |
Family
ID=20395848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9403780A SE505249C2 (sv) | 1994-11-04 | 1994-11-04 | Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH10513226A (sv) |
AU (1) | AU3860795A (sv) |
BR (1) | BR9509567A (sv) |
FI (1) | FI971866A0 (sv) |
SE (1) | SE505249C2 (sv) |
WO (1) | WO1996014465A1 (sv) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE540646C2 (sv) * | 2016-09-08 | 2018-10-09 | Suncarbon Ab | Method and system for treating spent pulping liquor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1106841A (en) * | 1965-01-25 | 1968-03-20 | Electric Reduction Co | Process for the production of bleached pulp |
SE9001957L (sv) * | 1990-05-31 | 1991-12-01 | Chemrec Ab | Rening av processgas fraan partiell foerbraenning av svartlut |
SE470066B (sv) * | 1991-07-16 | 1993-11-01 | Chemrec Ab | Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning |
EP0564443A1 (en) * | 1992-03-15 | 1993-10-06 | Kamyr, Inc. | Treatment of bleach plant filtrates |
-
1994
- 1994-11-04 SE SE9403780A patent/SE505249C2/sv not_active IP Right Cessation
-
1995
- 1995-09-29 AU AU38607/95A patent/AU3860795A/en not_active Abandoned
- 1995-09-29 BR BR9509567A patent/BR9509567A/pt not_active Application Discontinuation
- 1995-09-29 JP JP8515229A patent/JPH10513226A/ja active Pending
- 1995-09-29 WO PCT/SE1995/001105 patent/WO1996014465A1/en active Application Filing
-
1997
- 1997-04-30 FI FI971866A patent/FI971866A0/sv unknown
Also Published As
Publication number | Publication date |
---|---|
FI971866A (sv) | 1997-04-30 |
JPH10513226A (ja) | 1998-12-15 |
FI971866A0 (sv) | 1997-04-30 |
AU3860795A (en) | 1996-05-31 |
SE9403780D0 (sv) | 1994-11-04 |
SE505249C2 (sv) | 1997-07-21 |
WO1996014465A1 (en) | 1996-05-17 |
BR9509567A (pt) | 1997-09-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE130388T1 (de) | Verfahren zum bleichen von mechanischem holzstoff. | |
US6030493A (en) | Process for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers | |
CA2146561A1 (en) | Method and apparatus for recovering heat in a spent liquor recovery boiler | |
DE3363132D1 (en) | Process for the continuous removal of silicic acid from waste liquors deriving from cellulose pulp production | |
BR9611243A (pt) | Processo de deslignificação a oxigênio de polpa proveniente de material lignocelulósico em concentração média em dois estágios | |
SE9800036D0 (sv) | Method of separating impurities from lime and lime sludge and a method of causticizing green liquor containing impuirities, such as silicon, in two stages | |
SE9403780L (sv) | Återvinning av blekerifiltrat genom att filtratet används i ett gaskylsystem i en förgasningsanläggning | |
SE9700382D0 (sv) | Method and apparatus for treating pulping process waste liquors | |
SE9203218L (sv) | Förfarande för framställning av väteperoxid | |
ATE153399T1 (de) | Verfahren zum herstellen von natriumhydroxyd aus weisslauge | |
SE9603972D0 (sv) | Förfarande för framställning av aska bestående huvudsakligen av natriumsulfat från en sodapanna | |
SE9403786D0 (sv) | Förfarande för utvinning av kemikalier och energi från cellulosaavlut | |
SE9300199L (sv) | Metod vid återvinning av cellulosaavlutar | |
CA1107941A (en) | Method of refining of fibre material | |
ES8705941A1 (es) | Un metodo y su correspondiente sistema para la recuperacion de productos quimicos de licores de sulfato. | |
AU2378701A (en) | Method for improved turpentine recovery from modern cooking plants | |
ATE150814T1 (de) | Verfahren zum trennen von natriumhydroxyd aus weisslauge | |
EP0414602A3 (en) | Method and apparatus for removing impurities from paper pulp in pulpers | |
US5855736A (en) | Method of reducing corrosion in a power boiler of a pulp mill | |
CA2173369A1 (en) | A recovery boiler where the flue gas is divided into two streams and a method therefore | |
CA2001270A1 (en) | Method for the treatment of spent liquers in pulp production processes in the wood-processing industry | |
SE9603522L (sv) | Förfarande och anordning vid behandling av smälta | |
Croon | Some Systems Developed for Pollution Abatement in the Pulp Industry, Particularly Oxygen Bleaching | |
FI922545A (sv) | Förfarande för balansering av en massafabriks svavel/natriumförhållande | |
KR850005530A (ko) | 특수인쇄된 백상지 고지의 재생방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 9403780-1 Format of ref document f/p: F |