Process for the preparation of nitric acid

Details Process for the preparation of nitric acid Process for the preparation of nitric acid

Filed on

1977-03-17

Date issued

1977-12-13

Examiner

Peters, G. O.

Patent Class

Chemistry of inorganic compounds

SubClass

Nitrogen or compound thereof

SubSubClass

Oxygen containing

Other Related Categories

423393, C01B 2140

Type

Patent

Status

active

Patent number

040629287

Description

ABSTRACT:
A process for the preparation of nitric acid from nitrogen oxides, oxygen and water which utilizes an aqueous stripping liquid having a nitric acid content within a specified range which passes through a reaction zone. By controlling the process parameters within specified ranges three regions are provided with the reaction zone.

REFERENCES:
patent: 2028402 (1936-01-01), Luscher
patent: 2088057 (1937-07-01), Handforth
patent: 2142646 (1939-01-01), Handforth et al.

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