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IT1202407B - METHOD FOR THE PRODUCTION OF SODIUM SULPHITE ANHYDROUS - Google Patents

METHOD FOR THE PRODUCTION OF SODIUM SULPHITE ANHYDROUS

Info

Publication number
IT1202407B
IT1202407B IT6715177A IT6715177A IT1202407B IT 1202407 B IT1202407 B IT 1202407B IT 6715177 A IT6715177 A IT 6715177A IT 6715177 A IT6715177 A IT 6715177A IT 1202407 B IT1202407 B IT 1202407B
Authority
IT
Italy
Prior art keywords
production
sodium sulphite
sulphite anhydrous
anhydrous
sodium
Prior art date
Application number
IT6715177A
Other languages
Italian (it)
Original Assignee
Allied Chem
Allied Corp
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, Allied Corp filed Critical Allied Chem
Application granted granted Critical
Publication of IT1202407B publication Critical patent/IT1202407B/en

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)
IT6715177A 1976-01-30 1977-01-25 METHOD FOR THE PRODUCTION OF SODIUM SULPHITE ANHYDROUS IT1202407B (en)

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
IT1202407B true IT1202407B (en) 1989-02-09

Family

ID=27096610

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6715177A IT1202407B (en) 1976-01-30 1977-01-25 METHOD FOR THE PRODUCTION OF SODIUM SULPHITE ANHYDROUS

Country Status (9)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940697C2 (en) * 1979-10-08 1982-02-25 Hoechst Ag, 6000 Frankfurt Process for the production of sodium sulfite
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 (en) * 1959-09-25 1961-01-12 Basf Ag Process for the production of solid alkali sulfite
DE1186450B (en) * 1963-04-05 1965-02-04 Basf Ag Process for the production of pure sodium bisulfite and sulfite
BE657772A (en) * 1963-12-30
PL89623B1 (en) * 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
GB1520698A (en) 1978-08-09
FR2339573B1 (en) 1982-10-01
ES455395A1 (en) 1978-03-01
JPS5294895A (en) 1977-08-09
MX143611A (en) 1981-06-10
CA1093786A (en) 1981-01-20
BR7700565A (en) 1977-10-04
JPS6054887B2 (en) 1985-12-02
DE2703480C2 (en) 1988-03-10
DE2703480A1 (en) 1977-08-04
FR2339573A1 (en) 1977-08-26

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950131