NZ181025A - Sulphidity control in a pulping process with sulphur pollution control by internal extraction and recycling - Google Patents
Sulphidity control in a pulping process with sulphur pollution control by internal extraction and recyclingInfo
- Publication number
- NZ181025A NZ181025A NZ181025A NZ18102576A NZ181025A NZ 181025 A NZ181025 A NZ 181025A NZ 181025 A NZ181025 A NZ 181025A NZ 18102576 A NZ18102576 A NZ 18102576A NZ 181025 A NZ181025 A NZ 181025A
- Authority
- NZ
- New Zealand
- Prior art keywords
- control
- sulphidity
- recycling
- pulping process
- internal extraction
- 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
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 |
---|---|
NZ181025A true NZ181025A (en) | 1978-04-28 |
Family
ID=20324897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NZ181025A NZ181025A (en) | 1975-06-17 | 1976-06-01 | Sulphidity control in a pulping process with sulphur pollution control by internal extraction and recycling |
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 (6)
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 |
-
1975
- 1975-06-17 SE SE7506965A patent/SE391357B/xx not_active IP Right Cessation
-
1976
- 1976-05-28 JP JP51062872A patent/JPS5215602A/ja active Granted
- 1976-05-28 FI FI761523A patent/FI57796C/fi not_active IP Right Cessation
- 1976-06-01 NZ NZ181025A patent/NZ181025A/xx unknown
- 1976-06-11 FR FR7617861A patent/FR2314965A1/fr active Granted
- 1976-06-16 BR BR7603905A patent/BR7603905A/pt unknown
- 1976-06-16 NO NO762084A patent/NO762084L/no unknown
- 1976-06-17 CA CA255,107A patent/CA1076306A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5325042B2 (fr) | 1978-07-25 |
FR2314965A1 (fr) | 1977-01-14 |
FR2314965B1 (fr) | 1980-10-17 |
BR7603905A (pt) | 1977-04-05 |
FI761523A (fr) | 1976-12-18 |
SE391357B (sv) | 1977-02-14 |
FI57796C (fi) | 1980-10-10 |
SE7506965L (sv) | 1976-12-18 |
FI57796B (fi) | 1980-06-30 |
NO762084L (fr) | 1976-12-20 |
JPS5215602A (en) | 1977-02-05 |
CA1076306A (fr) | 1980-04-29 |
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