Increasing the temperature of the exit gas from the exit gas was

Gas separation – Means within gas stream for conducting concentrate to collector

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55 82, 261150, 562412, B01D 4700

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active

046628983

ABSTRACT:
The temperature of the exit gas from the gas washer in the preparation of phthalic anhydride by catalytic oxidation of naphthalene or o-xylene with air is increased by a method in which flue gas from the combustion furnace for residues is mixed with the exit gas before the latter emerges into the atmosphere.

REFERENCES:
patent: 2455314 (1948-11-01), Pietzsch
patent: 3880622 (1975-04-01), Howell
patent: 3930803 (1976-01-01), Winter
patent: 4252772 (1981-02-01), Way
patent: 4277453 (1981-07-01), Aiken et al.
patent: 4300920 (1981-11-01), Grove

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