CA1086905A - Fonctionnement d'une installation de blanchiment - Google Patents
Fonctionnement d'une installation de blanchimentInfo
- Publication number
- CA1086905A CA1086905A CA289,453A CA289453A CA1086905A CA 1086905 A CA1086905 A CA 1086905A CA 289453 A CA289453 A CA 289453A CA 1086905 A CA1086905 A CA 1086905A
- Authority
- CA
- Canada
- Prior art keywords
- chlorine
- bleaching
- pulp
- stage
- chlorine dioxide
- 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.)
- Expired
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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA289,453A CA1086905A (fr) | 1977-10-25 | 1977-10-25 | Fonctionnement d'une installation de blanchiment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA289,453A CA1086905A (fr) | 1977-10-25 | 1977-10-25 | Fonctionnement d'une installation de blanchiment |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1086905A true CA1086905A (fr) | 1980-10-07 |
Family
ID=4109849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA289,453A Expired CA1086905A (fr) | 1977-10-25 | 1977-10-25 | Fonctionnement d'une installation de blanchiment |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1086905A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0383999A2 (fr) * | 1989-02-14 | 1990-08-29 | Enso-Gutzeit Oy | Procédé de blanchiment de pâte |
WO1999066120A1 (fr) * | 1998-06-18 | 1999-12-23 | Weyerhaeuser Company | Procede de blanchiment de la pate a papier avec depot reduit de baryum |
-
1977
- 1977-10-25 CA CA289,453A patent/CA1086905A/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0383999A2 (fr) * | 1989-02-14 | 1990-08-29 | Enso-Gutzeit Oy | Procédé de blanchiment de pâte |
EP0383999A3 (en) * | 1989-02-14 | 1990-12-12 | Enso-Gutzeit Oy | Procedure for the bleaching of pulp |
WO1999066120A1 (fr) * | 1998-06-18 | 1999-12-23 | Weyerhaeuser Company | Procede de blanchiment de la pate a papier avec depot reduit de baryum |
US6315863B1 (en) | 1998-06-18 | 2001-11-13 | Weyerhaeuser Company | Chlorine dioxide pulp bleaching process having reduced barium scaling by recycling post-chlorination waste filtrate |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |