BE448159A - - Google Patents
Info
- Publication number
- BE448159A BE448159A BE448159DA BE448159A BE 448159 A BE448159 A BE 448159A BE 448159D A BE448159D A BE 448159DA BE 448159 A BE448159 A BE 448159A
- Authority
- BE
- Belgium
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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/083—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with inorganic compounds
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 |
|---|---|---|---|
| BE448159T | 1942-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE448159A true BE448159A (en:Method) | 1942-12-31 |
Family
ID=3869777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE448159D BE448159A (en:Method) | 1942-11-27 | 1942-11-27 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE448159A (en:Method) |
| FR (1) | FR888473A (en:Method) |
-
1942
- 1942-11-20 FR FR888473D patent/FR888473A/fr not_active Expired
- 1942-11-27 BE BE448159D patent/BE448159A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR888473A (fr) | 1943-12-14 |