BR7700565A - Processo para producao de sulfito de sodio anidro - Google Patents

Processo para producao de sulfito de sodio anidro

Info

Publication number
BR7700565A
BR7700565A BR7700565A BR7700565A BR7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A
Authority
BR
Brazil
Prior art keywords
production
anhydrous sodium
sodium sulphite
sulphite
anhydrous
Prior art date
Application number
BR7700565A
Other languages
English (en)
Portuguese (pt)
Inventor
P Seeling
J Swaine
R Hoffman
S Bean
Original Assignee
Allied Chem
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
Priority claimed from US05/653,876 external-priority patent/US4003985A/en
Application filed by Allied Chem filed Critical Allied Chem
Publication of BR7700565A publication Critical patent/BR7700565A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/14—Preparation of sulfites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Iron (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
BR7700565A 1976-01-30 1977-01-28 Processo para producao de sulfito de sodio anidro BR7700565A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/653,876 US4003985A (en) 1976-01-30 1976-01-30 Production of sodium sulfite
US05/711,326 US4112061A (en) 1976-01-30 1976-08-03 Production of sodium sulfite utilizing mother liquor from the sodium metabisulfite process

Publications (1)

Publication Number Publication Date
BR7700565A true BR7700565A (pt) 1977-10-04

Family

ID=27096610

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7700565A BR7700565A (pt) 1976-01-30 1977-01-28 Processo para producao de sulfito de sodio anidro

Country Status (9)

Country Link
JP (1) JPS6054887B2 (enrdf_load_stackoverflow)
BR (1) BR7700565A (enrdf_load_stackoverflow)
CA (1) CA1093786A (enrdf_load_stackoverflow)
DE (1) DE2703480A1 (enrdf_load_stackoverflow)
ES (1) ES455395A1 (enrdf_load_stackoverflow)
FR (1) FR2339573A1 (enrdf_load_stackoverflow)
GB (1) GB1520698A (enrdf_load_stackoverflow)
IT (1) IT1202407B (enrdf_load_stackoverflow)
MX (1) MX143611A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940697C2 (de) * 1979-10-08 1982-02-25 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Natriumsulfit
WO2009062984A1 (en) * 2007-11-12 2009-05-22 Solvay Chemicals, Inc. Method of decarbonation and its use in producing crystalline sodium sulfite or other alkali products

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096883B (de) * 1959-09-25 1961-01-12 Basf Ag Verfahren zur Herstellung von festem Alkalisulfit
DE1186450B (de) * 1963-04-05 1965-02-04 Basf Ag Verfahren zur Herstellung von reinem Natriumbisulfit und -sulfit
DE1252188C2 (de) * 1963-12-30 1973-07-26 Verfahren zum herstellen von wasserfreiem natriumsulfit
PL89623B1 (enrdf_load_stackoverflow) * 1973-12-27 1976-11-30
JPS5322192A (en) * 1976-08-13 1978-03-01 Nisso Kinzoku Kk Manufacturing process for higher purity sodium sulfite anhydride

Also Published As

Publication number Publication date
CA1093786A (en) 1981-01-20
IT1202407B (it) 1989-02-09
JPS6054887B2 (ja) 1985-12-02
FR2339573A1 (fr) 1977-08-26
MX143611A (es) 1981-06-10
GB1520698A (en) 1978-08-09
JPS5294895A (en) 1977-08-09
DE2703480A1 (de) 1977-08-04
DE2703480C2 (enrdf_load_stackoverflow) 1988-03-10
ES455395A1 (es) 1978-03-01
FR2339573B1 (enrdf_load_stackoverflow) 1982-10-01

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