NL2563C - - Google Patents
Info
- Publication number
- NL2563C NL2563C NL2563DA NL2563C NL 2563 C NL2563 C NL 2563C NL 2563D A NL2563D A NL 2563DA NL 2563 C NL2563 C NL 2563C
- 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
- D21C3/10—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites magnesium bisulfite
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB191502509T | 1915-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL2563C true NL2563C (en) |
Family
ID=32648928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL2563D NL2563C (en) | 1915-02-17 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR480933A (en) |
| GB (1) | GB191502509A (en) |
| NL (1) | NL2563C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778729A (en) * | 1954-08-16 | 1957-01-22 | Chemical Construction Corp | Recovery of nickel and cobalt values from garnierite ores |
-
0
- NL NL2563D patent/NL2563C/xx active
-
1915
- 1915-02-17 GB GB191502509D patent/GB191502509A/en not_active Expired
-
1916
- 1916-02-11 FR FR480933A patent/FR480933A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191502509A (en) | 1916-03-16 |
| FR480933A (en) | 1916-10-10 |