FI921445A - Process for recycling and reusing sulfide in a sulfate cellulose plant - Google Patents
Process for recycling and reusing sulfide in a sulfate cellulose plant Download PDFInfo
- Publication number
- FI921445A FI921445A FI921445A FI921445A FI921445A FI 921445 A FI921445 A FI 921445A FI 921445 A FI921445 A FI 921445A FI 921445 A FI921445 A FI 921445A FI 921445 A FI921445 A FI 921445A
- Authority
- FI
- Finland
- Prior art keywords
- reusing
- sulfide
- recycling
- sulfate cellulose
- cellulose plant
- 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
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
-
- 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
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
-
- 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
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI921445A FI94266B (en) | 1992-04-01 | 1992-04-01 | Process for recycling and reusing sulfide in a sulfate cellulose plant |
SE9301070A SE510171C2 (en) | 1992-04-01 | 1993-03-31 | Process for the collection and reuse of sulfur in a cellulose plant |
CA 2093098 CA2093098A1 (en) | 1992-04-01 | 1993-03-31 | A method of recovering and reusing sulphur in a sulphate cellulose plant |
ES9300663A ES2080643B1 (en) | 1992-04-01 | 1993-03-31 | "A PROCEDURE FOR THE RECOVERY AND REUSE OF SULFUR IN A CELLULOSE TO SULPHATE FACTORY" |
PT10124493A PT101244B (en) | 1992-04-01 | 1993-03-31 | PROCESS FOR THE RECOVERY AND REUSE OF SULFUR IN A CELLULOSE MANUFACTURING INSTALLATION BY THE SULFATE METHOD |
FR9303831A FR2690934B1 (en) | 1992-04-01 | 1993-04-01 | PROCESS FOR THE RECOVERY AND REUSE OF SULFUR IN THE MANUFACTURE OF SULPHATE CHEMICAL PASTE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI921445A FI94266B (en) | 1992-04-01 | 1992-04-01 | Process for recycling and reusing sulfide in a sulfate cellulose plant |
Publications (3)
Publication Number | Publication Date |
---|---|
FI921445A0 FI921445A0 (en) | 1992-04-01 |
FI921445A true FI921445A (en) | 1993-10-02 |
FI94266B FI94266B (en) | 1995-04-28 |
Family
ID=8535024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI921445A FI94266B (en) | 1992-04-01 | 1992-04-01 | Process for recycling and reusing sulfide in a sulfate cellulose plant |
Country Status (6)
Country | Link |
---|---|
CA (1) | CA2093098A1 (en) |
ES (1) | ES2080643B1 (en) |
FI (1) | FI94266B (en) |
FR (1) | FR2690934B1 (en) |
PT (1) | PT101244B (en) |
SE (1) | SE510171C2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9704298L (en) * | 1997-11-24 | 1999-05-25 | Kvaerner Pulping Tech | Procedure for bleaching cellulose in a closed system using Caro's acid |
FI127393B (en) | 2016-09-07 | 2018-05-15 | Valmet Technologies Oy | A system and a method for producing aqueous sulphuric acid |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098639A (en) * | 1975-06-17 | 1978-07-04 | Mo Och Domsjo Aktiebolag | Process for reducing the requirement of fresh chemicals without increasing emissions in the pulping of cellulosic material |
SE411772B (en) * | 1978-04-07 | 1980-02-04 | Sca Development Ab | SET TO REDUCE EMISSIONS TO RECIPIENT AND ATMOSPHERES IN CONNECTION OF CELLULOSIC MATERIAL |
JPS5513141A (en) * | 1978-07-17 | 1980-01-30 | Toshiba Corp | Treatment of offensive odor gas |
SE442523B (en) * | 1981-06-22 | 1986-01-13 | Mo Och Domsjoe Ab | PROCEDURE FOR PREVENTING EMISSIONS OF SULFUR INHALING GASES IN THE PREPARATION OF CHEMICAL CELLULOSAMASSA |
-
1992
- 1992-04-01 FI FI921445A patent/FI94266B/en active
-
1993
- 1993-03-31 CA CA 2093098 patent/CA2093098A1/en not_active Abandoned
- 1993-03-31 ES ES9300663A patent/ES2080643B1/en not_active Expired - Fee Related
- 1993-03-31 PT PT10124493A patent/PT101244B/en not_active IP Right Cessation
- 1993-03-31 SE SE9301070A patent/SE510171C2/en not_active IP Right Cessation
- 1993-04-01 FR FR9303831A patent/FR2690934B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
PT101244A (en) | 1994-03-31 |
FR2690934B1 (en) | 1995-06-30 |
FI94266B (en) | 1995-04-28 |
SE510171C2 (en) | 1999-04-26 |
CA2093098A1 (en) | 1993-10-02 |
FR2690934A1 (en) | 1993-11-12 |
ES2080643B1 (en) | 1996-06-16 |
FI921445A0 (en) | 1992-04-01 |
SE9301070L (en) | 1993-10-02 |
PT101244B (en) | 1999-09-30 |
SE9301070D0 (en) | 1993-03-31 |
ES2080643A1 (en) | 1996-02-01 |
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Legal Events
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---|---|---|---|
BB | Publication of examined application |