Manufacture of concentrated nitric acid

Details Manufacture of concentrated nitric acid Manufacture of concentrated nitric acid

1979-02-05

1981-06-30

Peters, G. O.

Chemistry of inorganic compounds

Nitrogen or compound thereof

Oxygen containing

C01B 2140

Patent

active

042762774

ABSTRACT:
A process for the manufacture of nitric acid comprises contacting a mixture of starting gas, containing oxygen, nitrogen oxides and, possibly water, this mixture being previously cooled, oxidized and, optionally dried, with cooled nitric acid aqueous solution to provide a solution of nitrogen oxides in nitric acid aqueous solution, consisting fundamentally in that the said solution is reacted according to the reaction:

REFERENCES:
patent: 2088057 (1937-07-01), Handforth
patent: 3472640 (1969-10-01), Riga
patent: 3658472 (1972-04-01), Aguinet et al.

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