BR9509567A - Process for recovery / purification of wastewater from the bank from a bleaching plant for cellulose fiber - Google Patents
Process for recovery / purification of wastewater from the bank from a bleaching plant for cellulose fiberInfo
- Publication number
- BR9509567A BR9509567A BR9509567A BR9509567A BR9509567A BR 9509567 A BR9509567 A BR 9509567A BR 9509567 A BR9509567 A BR 9509567A BR 9509567 A BR9509567 A BR 9509567A BR 9509567 A BR9509567 A BR 9509567A
- Authority
- BR
- Brazil
- Prior art keywords
- wastewater
- bank
- purification
- recovery
- cellulose fiber
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403780A SE505249C2 (en) | 1994-11-04 | 1994-11-04 | Recovery of bleach filtrate by using the filtrate in a gas cooling system in a gasification plant |
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 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9509567A true BR9509567A (en) | 1997-09-16 |
Family
ID=20395848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9509567A BR9509567A (en) | 1994-11-04 | 1995-09-29 | Process for recovery / purification of wastewater from the bank from a bleaching plant for cellulose fiber |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH10513226A (en) |
AU (1) | AU3860795A (en) |
BR (1) | BR9509567A (en) |
FI (1) | FI971866A0 (en) |
SE (1) | SE505249C2 (en) |
WO (1) | WO1996014465A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE540646C2 (en) * | 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 (en) * | 1990-05-31 | 1991-12-01 | Chemrec Ab | Purification of process gas from partial combustion of black liquor |
SE470066B (en) * | 1991-07-16 | 1993-11-01 | Chemrec Ab | Extraction of chemicals and energy from cellulose wastes by gasification |
EP0564443A1 (en) * | 1992-03-15 | 1993-10-06 | Kamyr, Inc. | Treatment of bleach plant filtrates |
-
1994
- 1994-11-04 SE SE9403780A patent/SE505249C2/en not_active IP Right Cessation
-
1995
- 1995-09-29 WO PCT/SE1995/001105 patent/WO1996014465A1/en active Application Filing
- 1995-09-29 AU AU38607/95A patent/AU3860795A/en not_active Abandoned
- 1995-09-29 BR BR9509567A patent/BR9509567A/en not_active Application Discontinuation
- 1995-09-29 JP JP8515229A patent/JPH10513226A/en active Pending
-
1997
- 1997-04-30 FI FI971866A patent/FI971866A0/en unknown
Also Published As
Publication number | Publication date |
---|---|
SE9403780D0 (en) | 1994-11-04 |
SE505249C2 (en) | 1997-07-21 |
FI971866A (en) | 1997-04-30 |
AU3860795A (en) | 1996-05-31 |
FI971866A0 (en) | 1997-04-30 |
JPH10513226A (en) | 1998-12-15 |
WO1996014465A1 (en) | 1996-05-17 |
SE9403780L (en) | 1996-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA10 | Dismissal: dismissal - article 33 of industrial property law |