FR822394A - Improvements in hyperconcentration processes for corrosive substances - Google Patents

Improvements in hyperconcentration processes for corrosive substances

Info

Publication number
FR822394A
FR822394A FR822394DA FR822394A FR 822394 A FR822394 A FR 822394A FR 822394D A FR822394D A FR 822394DA FR 822394 A FR822394 A FR 822394A
Authority
FR
France
Prior art keywords
hyperconcentration
processes
corrosive substances
corrosive
substances
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
Other languages
French (fr)
Inventor
Sching Willi Bu
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 filed Critical
Application granted granted Critical
Publication of FR822394A publication Critical patent/FR822394A/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
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/88—Concentration of sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR822394D 1936-09-04 1936-09-04 Improvements in hyperconcentration processes for corrosive substances Expired FR822394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822394T 1936-09-04

Publications (1)

Publication Number Publication Date
FR822394A true FR822394A (en) 1937-12-29

Family

ID=9280878

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822394D Expired FR822394A (en) 1936-09-04 1936-09-04 Improvements in hyperconcentration processes for corrosive substances

Country Status (1)

Country Link
FR (1) FR822394A (en)

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