BR8703602A - IMPROVEMENT IN THE TREATMENT OF THE BLACK ALKALINE SOLUTION - Google Patents
IMPROVEMENT IN THE TREATMENT OF THE BLACK ALKALINE SOLUTIONInfo
- Publication number
- BR8703602A BR8703602A BR8703602A BR8703602A BR8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A
- Authority
- BR
- Brazil
- Prior art keywords
- improvement
- treatment
- alkaline solution
- black alkaline
- black
- Prior art date
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
- D21C11/12—Combustion of pulp liquors
- D21C11/14—Wet combustion ; Treatment of pulp liquors without previous evaporation, by oxidation of the liquors remaining at least partially in the liquid phase, e.g. by application or pressure
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87715686A | 1986-06-23 | 1986-06-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8703602A true BR8703602A (en) | 1988-08-23 |
Family
ID=25369380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8703602A BR8703602A (en) | 1986-06-23 | 1987-06-23 | IMPROVEMENT IN THE TREATMENT OF THE BLACK ALKALINE SOLUTION |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0251533A1 (en) |
AU (1) | AU7361687A (en) |
BR (1) | BR8703602A (en) |
FI (1) | FI872751A (en) |
NO (1) | NO872605D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI123086B (en) | 2011-02-28 | 2012-10-31 | Aalto Korkeakoulusaeaetioe | A method for recovering chemicals |
FR3039567A1 (en) | 2015-07-31 | 2017-02-03 | Commissariat Energie Atomique | DEVICE AND PROCESS FOR TREATING BLACK LIQUOR FROM THE PREPARATION OF PAPER PULP BY HYDROTHERMAL LIQUEFACTION |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3714911A (en) * | 1971-03-10 | 1973-02-06 | Sterling Drug Inc | Method of treatment of alkaline pulping black liquors by wet air oxidation |
CA1247809A (en) * | 1984-03-21 | 1989-01-03 | Robert J. Spannuth | Spent pulping liquor recovery process |
-
1987
- 1987-05-28 AU AU73616/87A patent/AU7361687A/en not_active Abandoned
- 1987-06-12 EP EP87305198A patent/EP0251533A1/en not_active Withdrawn
- 1987-06-22 FI FI872751A patent/FI872751A/en not_active Application Discontinuation
- 1987-06-22 NO NO872605A patent/NO872605D0/en unknown
- 1987-06-23 BR BR8703602A patent/BR8703602A/en unknown
Also Published As
Publication number | Publication date |
---|---|
AU7361687A (en) | 1987-12-24 |
FI872751A0 (en) | 1987-06-22 |
FI872751A (en) | 1987-12-24 |
EP0251533A1 (en) | 1988-01-07 |
NO872605D0 (en) | 1987-06-22 |
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