NL117054B - - Google Patents
Info
- Publication number
- NL117054B NL117054B NL117054DA NL117054B NL 117054 B NL117054 B NL 117054B NL 117054D A NL117054D A NL 117054DA NL 117054 B NL117054 B NL 117054B
- Authority
- NL
- Netherlands
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
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
- D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEZ0027982 | 1943-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL117054B true NL117054B (https=) |
Family
ID=7626642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL117054D NL117054B (https=) | 1943-05-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE456007A (https=) |
| FR (1) | FR904463A (https=) |
| NL (1) | NL117054B (https=) |
-
0
- BE BE456007D patent/BE456007A/xx unknown
- NL NL117054D patent/NL117054B/xx unknown
-
1944
- 1944-05-19 FR FR904463D patent/FR904463A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR904463A (fr) | 1945-11-07 |
| BE456007A (https=) |