CA976725A - Method for making anhydrous alkali metal hydrosulfites - Google Patents

Method for making anhydrous alkali metal hydrosulfites

Info

Publication number
CA976725A
CA976725A CA159,197A CA159197A CA976725A CA 976725 A CA976725 A CA 976725A CA 159197 A CA159197 A CA 159197A CA 976725 A CA976725 A CA 976725A
Authority
CA
Canada
Prior art keywords
alkali metal
anhydrous alkali
making anhydrous
metal hydrosulfites
hydrosulfites
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA159,197A
Other languages
English (en)
Other versions
CA159197S (en
Inventor
Joseph B. Heitman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pennwalt Corp
Original Assignee
Pennwalt 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
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Application granted granted Critical
Publication of CA976725A publication Critical patent/CA976725A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/64—Thiosulfates; Dithionites; Polythionates
    • C01B17/66—Dithionites or hydrosulfites (S2O42-)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA159,197A 1972-08-03 1972-12-18 Method for making anhydrous alkali metal hydrosulfites Expired CA976725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00277706A US3826818A (en) 1972-08-03 1972-08-03 Method for making anhydrous alkali metal hydrosulfites

Publications (1)

Publication Number Publication Date
CA976725A true CA976725A (en) 1975-10-28

Family

ID=23062025

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,197A Expired CA976725A (en) 1972-08-03 1972-12-18 Method for making anhydrous alkali metal hydrosulfites

Country Status (8)

Country Link
US (1) US3826818A (enrdf_load_stackoverflow)
JP (1) JPS4945898A (enrdf_load_stackoverflow)
CA (1) CA976725A (enrdf_load_stackoverflow)
DE (1) DE2260208A1 (enrdf_load_stackoverflow)
FR (1) FR2194644B1 (enrdf_load_stackoverflow)
GB (1) GB1411185A (enrdf_load_stackoverflow)
IT (1) IT974488B (enrdf_load_stackoverflow)
SE (1) SE369704B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1461785A (en) * 1973-03-30 1977-01-19 Boc Ltd Alkali metal dithionite manufacture
JPS53142398A (en) * 1977-05-17 1978-12-12 Mitsubishi Gas Chem Co Inc Production of dithionite
JPS5673602A (en) * 1979-11-22 1981-06-18 Korea Inst Sci & Tech Manufacture of sodium dithio acid anhydride
US4680136A (en) * 1985-05-07 1987-07-14 Stora Kopparbergs Bergslags Ab Method for preparing compositions which can be used in the production of sodium dithionite; and the use of such compositions

Also Published As

Publication number Publication date
IT974488B (it) 1974-06-20
SE369704B (enrdf_load_stackoverflow) 1974-09-16
FR2194644A1 (enrdf_load_stackoverflow) 1974-03-01
DE2260208A1 (de) 1974-02-14
US3826818A (en) 1974-07-30
GB1411185A (en) 1975-10-22
FR2194644B1 (enrdf_load_stackoverflow) 1977-12-30
JPS4945898A (enrdf_load_stackoverflow) 1974-05-01

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