SE350078B - - Google Patents
Info
- Publication number
- SE350078B SE350078B SE729371A SE729371A SE350078B SE 350078 B SE350078 B SE 350078B SE 729371 A SE729371 A SE 729371A SE 729371 A SE729371 A SE 729371A SE 350078 B SE350078 B SE 350078B
- Authority
- SE
- Sweden
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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/08—Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
-
- 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
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE729371A SE350078B (en) | 1971-06-04 | 1971-06-04 | |
| GB2463472A GB1396132A (en) | 1971-06-04 | 1972-05-25 | Method of making semichemical pulp by means of an alkaline digesting liquid having as main constituents na2s and na2co3 |
| FR7220001A FR2140222A1 (en) | 1971-06-04 | 1972-06-02 | |
| CA143,743A CA994961A (en) | 1971-06-04 | 1972-06-02 | Method in the making of semi-chemical pulp by means of alkaline digesting liquid having as main constituents na2s and na2co3 (green liquor) |
| DE19722226777 DE2226777C3 (en) | 1971-06-04 | 1972-06-02 | Process for the production of soda pulp from wood chips by means of a cooking liquid with sodium sulfide and soda as the main ingredients |
| JP5480572A JPS5335601B1 (en) | 1971-06-04 | 1972-06-03 | |
| US05/559,917 US3969184A (en) | 1971-06-04 | 1975-03-19 | Digestion odor control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE729371A SE350078B (en) | 1971-06-04 | 1971-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE350078B true SE350078B (en) | 1972-10-16 |
Family
ID=20270971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE729371A SE350078B (en) | 1971-06-04 | 1971-06-04 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5335601B1 (en) |
| CA (1) | CA994961A (en) |
| DE (1) | DE2226777C3 (en) |
| FR (1) | FR2140222A1 (en) |
| GB (1) | GB1396132A (en) |
| SE (1) | SE350078B (en) |
-
1971
- 1971-06-04 SE SE729371A patent/SE350078B/xx unknown
-
1972
- 1972-05-25 GB GB2463472A patent/GB1396132A/en not_active Expired
- 1972-06-02 DE DE19722226777 patent/DE2226777C3/en not_active Expired
- 1972-06-02 CA CA143,743A patent/CA994961A/en not_active Expired
- 1972-06-02 FR FR7220001A patent/FR2140222A1/fr not_active Withdrawn
- 1972-06-03 JP JP5480572A patent/JPS5335601B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5335601B1 (en) | 1978-09-28 |
| DE2226777A1 (en) | 1973-02-08 |
| GB1396132A (en) | 1975-06-04 |
| FR2140222A1 (en) | 1973-01-12 |
| DE2226777C3 (en) | 1975-04-10 |
| DE2226777B2 (en) | 1974-08-29 |
| CA994961A (en) | 1976-08-17 |