FI48860B - - Google Patents
Info
- Publication number
- FI48860B FI48860B FI02006/67A FI200667A FI48860B FI 48860 B FI48860 B FI 48860B FI 02006/67 A FI02006/67 A FI 02006/67A FI 200667 A FI200667 A FI 200667A FI 48860 B FI48860 B FI 48860B
- Authority
- FI
- Finland
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
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA966828 | 1966-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI48860B true FI48860B (fi) | 1974-09-30 |
| FI48860C FI48860C (fi) | 1975-01-10 |
Family
ID=4142604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI672006A FI48860C (fi) | 1966-07-29 | 1967-07-20 | Monivaihemenetelmä sulfaattimassan valkaisemiseksi. |
Country Status (2)
| Country | Link |
|---|---|
| FI (1) | FI48860C (fi) |
| SE (1) | SE353357B (fi) |
-
1967
- 1967-07-20 FI FI672006A patent/FI48860C/fi active
- 1967-07-27 SE SE10901/67*A patent/SE353357B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE353357B (fi) | 1973-01-29 |
| FI48860C (fi) | 1975-01-10 |