NL32265C - - Google Patents
Info
- Publication number
- NL32265C NL32265C NL32265DA NL32265C NL 32265 C NL32265 C NL 32265C NL 32265D A NL32265D A NL 32265DA NL 32265 C NL32265 C NL 32265C
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- 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 |
|---|---|---|---|
| DESCH94891D DE588577C (de) | 1931-07-29 | 1931-07-29 | Verfahren zur Herstellung von Halbzellstoffen aus Stroh, Graesern oder aehnlichen Pflanzenstoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL32265C true NL32265C (xx) |
Family
ID=7445494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL32265D NL32265C (xx) | 1931-07-29 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE588577C (xx) |
| NL (1) | NL32265C (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE748949C (de) * | 1938-01-26 | 1944-11-14 | Margarete Possanner Von Ehrent | Verfahren zur Herstellung von Halbzellstoff oder Zellstoff |
| DE967724C (de) * | 1949-06-01 | 1957-12-05 | Inst Internat Financier | Verfahren zum Aufbereiten der beim Aufschluss von zellulosehaltigen Materialien anfallenden Ablaugen |
-
0
- NL NL32265D patent/NL32265C/xx active
-
1931
- 1931-07-29 DE DESCH94891D patent/DE588577C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE588577C (de) | 1933-11-24 |