FR739190A - Denitration of residual acids with simultaneous production of concentrated sulfuric acid - Google Patents

Denitration of residual acids with simultaneous production of concentrated sulfuric acid

Info

Publication number
FR739190A
FR739190A FR739190DA FR739190A FR 739190 A FR739190 A FR 739190A FR 739190D A FR739190D A FR 739190DA FR 739190 A FR739190 A FR 739190A
Authority
FR
France
Prior art keywords
denitration
sulfuric acid
concentrated sulfuric
simultaneous production
residual acids
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
Hermann Frischer
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 FR739190A publication Critical patent/FR739190A/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
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/38—Nitric acid
    • C01B21/46—Purification; Separation ; Stabilisation
    • 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
    • C01B17/90—Separation; Purification
    • C01B17/94—Recovery from nitration acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR739190D 1932-06-28 1932-06-28 Denitration of residual acids with simultaneous production of concentrated sulfuric acid Expired FR739190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR739190T 1932-06-28

Publications (1)

Publication Number Publication Date
FR739190A true FR739190A (en) 1933-01-06

Family

ID=9132618

Family Applications (1)

Application Number Title Priority Date Filing Date
FR739190D Expired FR739190A (en) 1932-06-28 1932-06-28 Denitration of residual acids with simultaneous production of concentrated sulfuric acid

Country Status (1)

Country Link
FR (1) FR739190A (en)

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