FR644174A - Procédé de concentration d'acide nitrique dilué - Google Patents

Procédé de concentration d'acide nitrique dilué

Info

Publication number
FR644174A
FR644174A FR644174DA FR644174A FR 644174 A FR644174 A FR 644174A FR 644174D A FR644174D A FR 644174DA FR 644174 A FR644174 A FR 644174A
Authority
FR
France
Prior art keywords
nitric acid
acid concentration
concentration process
dilute nitric
dilute
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
English (en)
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.)
Norsk Hydro Elektrisk Kvaelstof AS
Original Assignee
Norsk Hydro Elektrisk Kvaelstof AS
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 Norsk Hydro Elektrisk Kvaelstof AS filed Critical Norsk Hydro Elektrisk Kvaelstof AS
Application granted granted Critical
Publication of FR644174A publication Critical patent/FR644174A/fr
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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR644174D 1926-12-06 1927-11-21 Procédé de concentration d'acide nitrique dilué Expired FR644174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO281642X 1926-12-06

Publications (1)

Publication Number Publication Date
FR644174A true FR644174A (fr) 1928-10-03

Family

ID=19905147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR644174D Expired FR644174A (fr) 1926-12-06 1927-11-21 Procédé de concentration d'acide nitrique dilué

Country Status (3)

Country Link
DE (1) DE535629C (fr)
FR (1) FR644174A (fr)
GB (1) GB281642A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401095A (en) * 1964-07-09 1968-09-10 Gnii Pi Azotnoj Method of purifying nitric acid

Also Published As

Publication number Publication date
GB281642A (en) 1928-08-09
DE535629C (de) 1931-10-13

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