SE307727B - - Google Patents
Info
- Publication number
- SE307727B SE307727B SE4782/65A SE478265A SE307727B SE 307727 B SE307727 B SE 307727B SE 4782/65 A SE4782/65 A SE 4782/65A SE 478265 A SE478265 A SE 478265A SE 307727 B SE307727 B SE 307727B
- Authority
- SE
- Sweden
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
-
- 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
- D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE4782/65A SE307727B (US20030199744A1-20031023-C00003.png) | 1965-04-12 | 1965-04-12 | |
FI660931A FI46757C (fi) | 1965-04-12 | 1966-04-12 | Tapa valkaista selluloosapitoista ainetta. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE4782/65A SE307727B (US20030199744A1-20031023-C00003.png) | 1965-04-12 | 1965-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE307727B true SE307727B (US20030199744A1-20031023-C00003.png) | 1969-01-13 |
Family
ID=20264965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE4782/65A SE307727B (US20030199744A1-20031023-C00003.png) | 1965-04-12 | 1965-04-12 |
Country Status (2)
Country | Link |
---|---|
FI (1) | FI46757C (US20030199744A1-20031023-C00003.png) |
SE (1) | SE307727B (US20030199744A1-20031023-C00003.png) |
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1965
- 1965-04-12 SE SE4782/65A patent/SE307727B/xx unknown
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1966
- 1966-04-12 FI FI660931A patent/FI46757C/fi active
Also Published As
Publication number | Publication date |
---|---|
FI46757C (fi) | 1973-06-11 |
FI46757B (US20030199744A1-20031023-C00003.png) | 1973-02-28 |