CA960409A - Method in the evaporation of sulphite waste liquor - Google Patents
Method in the evaporation of sulphite waste liquorInfo
- Publication number
- CA960409A CA960409A CA142,396A CA142396A CA960409A CA 960409 A CA960409 A CA 960409A CA 142396 A CA142396 A CA 142396A CA 960409 A CA960409 A CA 960409A
- Authority
- CA
- Canada
- Prior art keywords
- evaporation
- waste liquor
- sulphite waste
- sulphite
- liquor
- 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
- 230000008020 evaporation Effects 0.000 title 1
- 238000001704 evaporation Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 title 1
- 239000002699 waste material Substances 0.000 title 1
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
- D21C11/02—Regeneration of pulp liquors or effluent waste waters of acid, neutral or alkaline sulfite lye
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE06408/71A SE352675B (sr) | 1971-05-18 | 1971-05-18 | |
| SE07503/71A SE359873B (sr) | 1971-06-10 | 1971-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA960409A true CA960409A (en) | 1975-01-07 |
Family
ID=26654704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA142,396A Expired CA960409A (en) | 1971-05-18 | 1972-05-17 | Method in the evaporation of sulphite waste liquor |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA960409A (sr) |
| DD (1) | DD98551A5 (sr) |
| DE (1) | DE2216587A1 (sr) |
-
1972
- 1972-04-06 DE DE19722216587 patent/DE2216587A1/de active Pending
- 1972-04-24 DD DD16259672A patent/DD98551A5/xx unknown
- 1972-05-17 CA CA142,396A patent/CA960409A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DD98551A5 (sr) | 1973-06-20 |
| DE2216587A1 (de) | 1972-11-30 |
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