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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 recycling

Info

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
Application number
NZ181025A
Other languages
English (en)
Inventor
S Noreus
L Uhlin
Original Assignee
Mo Och Domsjoe Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Publication of NZ181025A publication Critical patent/NZ181025A/xx

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
NZ181025A 1975-06-17 1976-06-01 Sulphidity control in a pulping process with sulphur pollution control by internal extraction and recycling NZ181025A (en)

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 (xx)
BR (1) BR7603905A (xx)
CA (1) CA1076306A (xx)
FI (1) FI57796C (xx)
FR (1) FR2314965A1 (xx)
NO (1) NO762084L (xx)
NZ (1) NZ181025A (xx)
SE (1) SE391357B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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 (en) * 1982-12-09 1987-07-28 Union Carbide Corporation Diesel fuels
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

Also Published As

Publication number Publication date
FI57796B (fi) 1980-06-30
CA1076306A (en) 1980-04-29
BR7603905A (pt) 1977-04-05
JPS5215602A (en) 1977-02-05
SE7506965L (sv) 1976-12-18
FR2314965A1 (fr) 1977-01-14
FI761523A (xx) 1976-12-18
FI57796C (fi) 1980-10-10
JPS5325042B2 (xx) 1978-07-25
NO762084L (xx) 1976-12-20
FR2314965B1 (xx) 1980-10-17
SE391357B (sv) 1977-02-14

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