CS166941B1 - - Google Patents
Info
- Publication number
- CS166941B1 CS166941B1 CS810572A CS810572A CS166941B1 CS 166941 B1 CS166941 B1 CS 166941B1 CS 810572 A CS810572 A CS 810572A CS 810572 A CS810572 A CS 810572A CS 166941 B1 CS166941 B1 CS 166941B1
- Authority
- CS
- Czechoslovakia
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
- D21C11/0035—Introduction of compounds, e.g. sodium sulfate, into the cycle in order to compensate for the losses of pulping agents
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1718584A SU405992A1 (ru) | 1971-11-29 | 1971-11-29 | Способ регенерации сульфатного «черного» щелока |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS166941B1 true CS166941B1 (https=) | 1976-03-29 |
Family
ID=20494286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS810572A CS166941B1 (https=) | 1971-11-29 | 1972-11-28 |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA980064A (https=) |
| CS (1) | CS166941B1 (https=) |
| FR (1) | FR2163151A5 (https=) |
| SU (1) | SU405992A1 (https=) |
-
1971
- 1971-11-29 SU SU1718584A patent/SU405992A1/ru active
-
1972
- 1972-10-31 CA CA155,311A patent/CA980064A/en not_active Expired
- 1972-11-28 CS CS810572A patent/CS166941B1/cs unknown
- 1972-11-29 FR FR7242455A patent/FR2163151A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SU405992A1 (ru) | 1973-11-05 |
| FR2163151A5 (en) | 1973-07-20 |
| CA980064A (en) | 1975-12-23 |