FR904009A - Process for obtaining concentrated nitric acid from aqueous nitric acid or waste acid - Google Patents

Process for obtaining concentrated nitric acid from aqueous nitric acid or waste acid

Info

Publication number
FR904009A
FR904009A FR904009DA FR904009A FR 904009 A FR904009 A FR 904009A FR 904009D A FR904009D A FR 904009DA FR 904009 A FR904009 A FR 904009A
Authority
FR
France
Prior art keywords
nitric acid
acid
waste
obtaining concentrated
aqueous
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
Harry Pauling
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 FR904009A publication Critical patent/FR904009A/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
    • C01B21/44—Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
FR904009D 1943-06-10 1944-05-05 Process for obtaining concentrated nitric acid from aqueous nitric acid or waste acid Expired FR904009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE904009X 1943-06-10

Publications (1)

Publication Number Publication Date
FR904009A true FR904009A (en) 1945-10-24

Family

ID=6861674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904009D Expired FR904009A (en) 1943-06-10 1944-05-05 Process for obtaining concentrated nitric acid from aqueous nitric acid or waste acid

Country Status (2)

Country Link
BE (1) BE455469A (en)
FR (1) FR904009A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0330351A1 (en) * 1988-02-22 1989-08-30 Alfred Alexander Guenkel Processes for concentrating nitric acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0330351A1 (en) * 1988-02-22 1989-08-30 Alfred Alexander Guenkel Processes for concentrating nitric acid

Also Published As

Publication number Publication date
BE455469A (en)

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