FR39090E - Cellulose manufacturing process - Google Patents
Cellulose manufacturing processInfo
- Publication number
- FR39090E FR39090E FR39090DA FR39090E FR 39090 E FR39090 E FR 39090E FR 39090D A FR39090D A FR 39090DA FR 39090 E FR39090 E FR 39090E
- Authority
- FR
- France
- Prior art keywords
- manufacturing process
- cellulose manufacturing
- cellulose
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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 |
---|---|---|---|
GB2309630A GB360023A (en) | 1930-07-31 | 1930-07-31 | Improvements in or relating to the manufacture of cellulose |
Publications (1)
Publication Number | Publication Date |
---|---|
FR39090E true FR39090E (en) | 1931-08-26 |
Family
ID=10190035
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR692105D Expired FR692105A (en) | 1930-07-31 | 1929-06-05 | Cellulose manufacturing process |
FR39090D Expired FR39090E (en) | 1930-07-31 | 1930-04-11 | Cellulose manufacturing process |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR692105D Expired FR692105A (en) | 1930-07-31 | 1929-06-05 | Cellulose manufacturing process |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR692105A (en) |
GB (1) | GB360023A (en) |
-
1929
- 1929-06-05 FR FR692105D patent/FR692105A/en not_active Expired
-
1930
- 1930-04-11 FR FR39090D patent/FR39090E/en not_active Expired
- 1930-07-31 GB GB2309630A patent/GB360023A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR692105A (en) | 1930-10-30 |
GB360023A (en) | 1931-11-02 |
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