CA1076306A - Procede permettant de reduire la quantite de produits chimiques consommes sans augmentation consequente des emissions lors du pulpage de materiel cellulosique par une liqueur de sulfate basique contenant du soufre et du sodium - Google Patents
Procede permettant de reduire la quantite de produits chimiques consommes sans augmentation consequente des emissions lors du pulpage de materiel cellulosique par une liqueur de sulfate basique contenant du soufre et du sodiumInfo
- Publication number
- CA1076306A CA1076306A CA255,107A CA255107A CA1076306A CA 1076306 A CA1076306 A CA 1076306A CA 255107 A CA255107 A CA 255107A CA 1076306 A CA1076306 A CA 1076306A
- Authority
- CA
- Canada
- Prior art keywords
- liquor
- sulfur
- pulping
- sodium
- white
- 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
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
Landscapes
- Paper (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7506965A SE391357B (sv) | 1975-06-17 | 1975-06-17 | Forfarande for minskning av behovet av ferska kemikalier vid uppslutning av cellulosahaltigt material med natrium- och svavelhaltiga losningar |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1076306A true CA1076306A (fr) | 1980-04-29 |
Family
ID=20324897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA255,107A Expired CA1076306A (fr) | 1975-06-17 | 1976-06-17 | Procede permettant de reduire la quantite de produits chimiques consommes sans augmentation consequente des emissions lors du pulpage de materiel cellulosique par une liqueur de sulfate basique contenant du soufre et du sodium |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5215602A (fr) |
BR (1) | BR7603905A (fr) |
CA (1) | CA1076306A (fr) |
FI (1) | FI57796C (fr) |
FR (1) | FR2314965A1 (fr) |
NO (1) | NO762084L (fr) |
NZ (1) | NZ181025A (fr) |
SE (1) | SE391357B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE411772B (sv) * | 1978-04-07 | 1980-02-04 | Sca Development Ab | Sett for minskning av utsleppen till recipient och atmosfer vid uppslutning av cellulosahaltigt material |
JPS5611990A (en) * | 1979-07-03 | 1981-02-05 | Tomoyasu Noritake | Combustion improver for fuel in internal combustion engine |
CA1224628A (fr) * | 1982-12-09 | 1987-07-28 | Union Carbide Corporation | Carburants diesel |
JPS59202293A (ja) * | 1983-04-28 | 1984-11-16 | Nippon Synthetic Chem Ind Co Ltd:The | 燃料組成物の製造方法 |
JPS6330593A (ja) * | 1986-07-24 | 1988-02-09 | Kotobuki Senpaku Shoji:Kk | 燃油改質方法 |
JP4230612B2 (ja) * | 1999-05-28 | 2009-02-25 | 日本製紙株式会社 | クラフト法パルプ製造プロセスにおける薬品回収方法 |
FI130066B (en) * | 2019-02-13 | 2023-01-31 | Andritz Oy | Process for replacing sodium losses in a pulp mill and process for producing bleached cellulosic pulp |
-
1975
- 1975-06-17 SE SE7506965A patent/SE391357B/xx not_active IP Right Cessation
-
1976
- 1976-05-28 FI FI761523A patent/FI57796C/fi not_active IP Right Cessation
- 1976-05-28 JP JP51062872A patent/JPS5215602A/ja active Granted
- 1976-06-01 NZ NZ181025A patent/NZ181025A/xx unknown
- 1976-06-11 FR FR7617861A patent/FR2314965A1/fr active Granted
- 1976-06-16 NO NO762084A patent/NO762084L/no unknown
- 1976-06-16 BR BR7603905A patent/BR7603905A/pt unknown
- 1976-06-17 CA CA255,107A patent/CA1076306A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2314965A1 (fr) | 1977-01-14 |
BR7603905A (pt) | 1977-04-05 |
FI57796C (fi) | 1980-10-10 |
JPS5215602A (en) | 1977-02-05 |
FI57796B (fi) | 1980-06-30 |
SE7506965L (sv) | 1976-12-18 |
JPS5325042B2 (fr) | 1978-07-25 |
SE391357B (sv) | 1977-02-14 |
FI761523A (fr) | 1976-12-18 |
FR2314965B1 (fr) | 1980-10-17 |
NZ181025A (en) | 1978-04-28 |
NO762084L (fr) | 1976-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |