Process for reduction of the content of SO.sub.2 and/or NO.sub.x

Details Process for reduction of the content of SO.sub.2 and/or NO.sub.x Process for reduction of the content of SO.sub.2 and/or NO.sub.x

1981-09-08

1983-11-22

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

B01J 1912, B01J 1924

Patent

active

044167482

ABSTRACT:
The content of SO.sub.2 and/or NO.sub.x in flue gas is reduced by irradiating the flue gas in admixture with NH.sub.3 with ultraviolet at wavelengths between 170 and 220 nm.

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patent: 1496410 (1924-06-01), Doremus
patent: 3120479 (1964-02-01), Dols et al.
patent: 3389971 (1968-06-01), Alliger
patent: 3840342 (1974-10-01), Neti et al.
patent: 3869362 (1975-03-01), Machi et al.
patent: 4076606 (1978-02-01), Suzuki et al.
patent: 4097349 (1978-06-01), Zenty
patent: 4146450 (1979-03-01), Araki et al.
patent: 4210503 (1980-07-01), Confer
patent: 4351810 (1982-09-01), Martinez

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