SU503539A3 - Способ регенерации отработанных сульфитных щелоков - Google Patents

Способ регенерации отработанных сульфитных щелоков

Info

Publication number
SU503539A3
SU503539A3 SU1447351A SU1447351A SU503539A3 SU 503539 A3 SU503539 A3 SU 503539A3 SU 1447351 A SU1447351 A SU 1447351A SU 1447351 A SU1447351 A SU 1447351A SU 503539 A3 SU503539 A3 SU 503539A3
Authority
SU
USSR - Soviet Union
Prior art keywords
regeneration
liquor
sulphite liquor
spent sulphite
products
Prior art date
Application number
SU1447351A
Other languages
English (en)
Russian (ru)
Inventor
Хорнтведт Айнар
Original Assignee
Свенска Целлюлоза Актиеболагет (Фирма)
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 Свенска Целлюлоза Актиеболагет (Фирма) filed Critical Свенска Целлюлоза Актиеболагет (Фирма)
Application granted granted Critical
Publication of SU503539A3 publication Critical patent/SU503539A3/ru

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
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis

Landscapes

  • Paper (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
SU1447351A 1969-06-03 1970-06-02 Способ регенерации отработанных сульфитных щелоков SU503539A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE778369A SE363651B (fr) 1969-06-03 1969-06-03

Publications (1)

Publication Number Publication Date
SU503539A3 true SU503539A3 (ru) 1976-02-15

Family

ID=20272294

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1447351A SU503539A3 (ru) 1969-06-03 1970-06-02 Способ регенерации отработанных сульфитных щелоков

Country Status (9)

Country Link
JP (1) JPS4832601B1 (fr)
CS (1) CS158273B2 (fr)
DE (1) DE2027094C3 (fr)
ES (1) ES380313A1 (fr)
FI (1) FI53473C (fr)
FR (1) FR2049779A5 (fr)
NO (1) NO134310C (fr)
SE (1) SE363651B (fr)
SU (1) SU503539A3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2467113C2 (ru) * 2008-05-06 2012-11-20 Метсо Пауэр Ой Способ обработки черного щелока на древесно-массном заводе и оборудование для его осуществления
RU2546514C2 (ru) * 2009-10-05 2015-04-10 Валмет Пауэр Ой Способ и установка для переработки черного щелока целлюлозного завода
RU2683338C2 (ru) * 2014-09-22 2019-03-28 Хантсмэн Интернэшнл Ллс Способ обработки черного щелока

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535953A (en) * 1975-07-21 1978-12-13 Zink Co John Burning process for black liquor
US4637858A (en) * 1985-02-25 1987-01-20 Crown Zellerbach Corporation Pyrolysis of black liquor at high temperatures using radiant energy
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
SE470066B (sv) * 1991-07-16 1993-11-01 Chemrec Ab Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2467113C2 (ru) * 2008-05-06 2012-11-20 Метсо Пауэр Ой Способ обработки черного щелока на древесно-массном заводе и оборудование для его осуществления
RU2546514C2 (ru) * 2009-10-05 2015-04-10 Валмет Пауэр Ой Способ и установка для переработки черного щелока целлюлозного завода
RU2683338C2 (ru) * 2014-09-22 2019-03-28 Хантсмэн Интернэшнл Ллс Способ обработки черного щелока

Also Published As

Publication number Publication date
NO134310C (fr) 1976-09-15
ES380313A1 (es) 1973-04-16
DE2027094A1 (de) 1970-12-10
JPS4832601B1 (fr) 1973-10-08
DE2027094B2 (de) 1975-02-20
SE363651B (fr) 1974-01-28
NO134310B (fr) 1976-06-08
FR2049779A5 (en) 1971-03-26
FI53473B (fr) 1978-01-31
FI53473C (fi) 1978-05-10
CS158273B2 (fr) 1974-10-15
DE2027094C3 (de) 1975-10-09

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