SE403500B - Forfarande for att avlegsna natriumklorid ur massafabrikssystem - Google Patents

Forfarande for att avlegsna natriumklorid ur massafabrikssystem

Info

Publication number
SE403500B
SE403500B SE7508795A SE7508795A SE403500B SE 403500 B SE403500 B SE 403500B SE 7508795 A SE7508795 A SE 7508795A SE 7508795 A SE7508795 A SE 7508795A SE 403500 B SE403500 B SE 403500B
Authority
SE
Sweden
Prior art keywords
procedure
sodium chloride
removing sodium
factory systems
mass
Prior art date
Application number
SE7508795A
Other languages
English (en)
Swedish (sv)
Other versions
SE7508795L (sv
Inventor
J A Lukes
R P Schroeder
Original Assignee
Erco Envirotech Ltd
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 Erco Envirotech Ltd filed Critical Erco Envirotech Ltd
Publication of SE7508795L publication Critical patent/SE7508795L/xx
Publication of SE403500B publication Critical patent/SE403500B/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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/122—Treatment, e.g. dissolution, of the smelt
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/04—Chlorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/04—Chlorides
    • C01D3/06—Preparation by working up brines; seawater or spent lyes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/08—Chlorine-containing liquid regeneration
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
SE7508795A 1974-08-05 1975-08-04 Forfarande for att avlegsna natriumklorid ur massafabrikssystem SE403500B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/494,897 US3945880A (en) 1974-08-05 1974-08-05 Sodium chloride removal in pulp mill systems

Publications (2)

Publication Number Publication Date
SE7508795L SE7508795L (sv) 1976-02-06
SE403500B true SE403500B (sv) 1978-08-21

Family

ID=23966412

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7508795A SE403500B (sv) 1974-08-05 1975-08-04 Forfarande for att avlegsna natriumklorid ur massafabrikssystem

Country Status (6)

Country Link
US (1) US3945880A (xx)
JP (1) JPS5149904A (xx)
CA (1) CA1061512A (xx)
FI (1) FI752227A (xx)
FR (1) FR2281458A1 (xx)
SE (1) SE403500B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1058358A (en) * 1973-08-07 1979-07-17 Erco Envirotech Ltd. Removal of dissolved salts from sulphide liquors
FI53728C (fi) * 1974-03-12 1978-07-10 Ahlstroem Oy Foerfarande foer aotervinning av kemikalier ur avlutar fraon sulfatcellulosakok och avfallsvatten fraon blekning
ZA761255B (en) * 1975-03-11 1977-03-30 Erco Envirotech Ltd Bleachplant operation
US5567293A (en) * 1994-12-22 1996-10-22 Pulp And Paper Research Institute Of Canada Electromembrane processes for the treatment of kraft mill electrostatic precipitator catch
FI98225C (fi) * 1995-02-16 1997-05-12 Ahlstrom Machinery Oy Menetelmä haitallisten epäpuhtauksien poistamiseksi selluloosapitoisen materiaalin alkalisen delignifioinnin yhteydessä

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1712787A (en) * 1924-02-06 1929-05-14 American Potash & Chem Corp Concentration of brines
US1791281A (en) * 1929-04-29 1931-02-03 Morse Harry Wheeler Production of sodium-carbonate liquor
US1836426A (en) * 1930-02-01 1931-12-15 American Potash & Chem Corp Process of separating sodium salts from mixtures thereof
US2159935A (en) * 1936-08-25 1939-05-23 Stackpole Carbon Co Brake lining
US2642399A (en) * 1949-02-23 1953-06-16 Robert S Aries Process for dissolving ash containing sodium sulfide and sodium carbonate
US2862887A (en) * 1955-10-03 1958-12-02 Western Preciptation Corp Process for production and separation of sodium sulfide and sodium carbonate from spent liquors
GB1217833A (en) * 1967-01-16 1970-12-31 Electric Reduction Co Improved cellulosic pulp process
US3560329A (en) * 1968-12-27 1971-02-02 Combustion Eng Process for low sulfide chemical recovery
US3746612A (en) * 1969-12-30 1973-07-17 Erco Envirotech Ltd Removal of sodium chloride from white pulping liquor
SE362453C (sv) * 1971-02-05 1976-03-08 Mo Och Domsjoe Ab Sett att forhindra utslepp av klorhaltiga fororeningar vid natriumbaserade cellulosafabriker
CA947010A (en) * 1971-02-23 1974-05-14 Erco Envirotech Ltd. Chlorination of alkali metal carbonates recovered from the production of pulp
JPS5510716B2 (xx) * 1971-11-02 1980-03-18
CA1058358A (en) * 1973-08-07 1979-07-17 Erco Envirotech Ltd. Removal of dissolved salts from sulphide liquors
US3909344A (en) * 1973-12-03 1975-09-30 Erco Envirotech Ltd Removal of sodium chloride from pulp mill operations

Also Published As

Publication number Publication date
FI752227A (xx) 1976-02-06
US3945880A (en) 1976-03-23
AU8384875A (en) 1977-02-17
FR2281458A1 (fr) 1976-03-05
FR2281458B1 (xx) 1978-09-01
SE7508795L (sv) 1976-02-06
CA1061512A (en) 1979-09-04
JPS5149904A (xx) 1976-04-30

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