Gas absorbtion process

Details Gas absorbtion process Gas absorbtion process

1976-12-16

1977-11-15

Nozick, Bernard

Gas separation

Means within gas stream for conducting concentrate to collector

55 68, 55 73, B01D 1900

Patent

active

040583767

ABSTRACT:
A gas purification process with a dilute ammonia solution wherein gaseous ammonia is incorporated in coal gas, producer gas, water gas, oil gas or the like in an amount of at least one mole per mole of the sum of hydrogen cyanide and hydrogen sulfide contained in said gas, and the resulting gas is contacted in a counter-current manner with an absorbing solution having an ammonia concentration not exceeding 7 g/l to thereby absorb hydrogen cyanide in said absorbing solution.

REFERENCES:
patent: 3104959 (1963-09-01), Grosskinsky et al.
patent: 3335071 (1967-08-01), Bollen et al.
patent: 3365374 (1968-01-01), Short et al.
patent: 3880617 (1975-04-01), Shibuya et al.

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