SE9502515D0 - Mass bleaching procedure - Google Patents
Mass bleaching procedureInfo
- Publication number
- SE9502515D0 SE9502515D0 SE9502515A SE9502515A SE9502515D0 SE 9502515 D0 SE9502515 D0 SE 9502515D0 SE 9502515 A SE9502515 A SE 9502515A SE 9502515 A SE9502515 A SE 9502515A SE 9502515 D0 SE9502515 D0 SE 9502515D0
- Authority
- SE
- Sweden
- Prior art keywords
- bleaching procedure
- mass
- mass bleaching
- procedure
- 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
- 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
- D21C9/1026—Other features in bleaching processes
- D21C9/1042—Use of chelating agents
-
- 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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9502515A SE9502515L (en) | 1993-06-08 | 1995-07-10 | Mass bleaching procedure |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9301960A SE500616C2 (en) | 1993-06-08 | 1993-06-08 | Bleaching of chemical pulp with peroxide at overpressure |
SE9502515A SE9502515L (en) | 1993-06-08 | 1995-07-10 | Mass bleaching procedure |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9502515D0 true SE9502515D0 (en) | 1995-07-10 |
SE9502515L SE9502515L (en) | 1995-07-10 |
Family
ID=26661765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9502515A SE9502515L (en) | 1993-06-08 | 1995-07-10 | Mass bleaching procedure |
Country Status (1)
Country | Link |
---|---|
SE (1) | SE9502515L (en) |
-
1995
- 1995-07-10 SE SE9502515A patent/SE9502515L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE9502515L (en) | 1995-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |