BE450439A - - Google Patents
Info
- Publication number
- BE450439A BE450439A BE450439DA BE450439A BE 450439 A BE450439 A BE 450439A BE 450439D A BE450439D A BE 450439DA BE 450439 A BE450439 A BE 450439A
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
- D21C3/266—Multistage processes the same pulping agent being used in all stages
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE894486X | 1940-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE450439A true BE450439A (en:Method) |
Family
ID=6847184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE450439D BE450439A (en:Method) | 1940-09-27 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE450439A (en:Method) |
| FR (1) | FR894486A (en:Method) |
-
0
- BE BE450439D patent/BE450439A/xx unknown
-
1943
- 1943-05-07 FR FR894486D patent/FR894486A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR894486A (fr) | 1944-12-26 |