FI53143C - - Google Patents
Info
- Publication number
- FI53143C FI53143C FI120669A FI120669A FI53143C FI 53143 C FI53143 C FI 53143C FI 120669 A FI120669 A FI 120669A FI 120669 A FI120669 A FI 120669A FI 53143 C FI53143 C FI 53143C
- Authority
- FI
- Finland
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
- D21C7/00—Digesters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72413868A | 1968-04-25 | 1968-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI53143B FI53143B (de) | 1977-10-31 |
| FI53143C true FI53143C (de) | 1978-02-10 |
Family
ID=24909178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI120669A FI53143C (de) | 1968-04-25 | 1969-04-23 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5018081B1 (de) |
| AT (2) | AT299687B (de) |
| DE (1) | DE1921253A1 (de) |
| FI (1) | FI53143C (de) |
| SE (1) | SE355035B (de) |
-
1969
- 1969-04-16 JP JP2962669A patent/JPS5018081B1/ja active Pending
- 1969-04-23 FI FI120669A patent/FI53143C/fi active
- 1969-04-25 AT AT404369A patent/AT299687B/de active
- 1969-04-25 AT AT606571A patent/AT305016B/de not_active IP Right Cessation
- 1969-04-25 DE DE19691921253 patent/DE1921253A1/de active Pending
- 1969-06-24 SE SE585669A patent/SE355035B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5018081B1 (de) | 1975-06-26 |
| AT305016B (de) | 1973-02-12 |
| FI53143B (de) | 1977-10-31 |
| SE355035B (de) | 1973-04-02 |
| AT299687B (de) | 1972-06-26 |
| DE1921253A1 (de) | 1969-11-13 |