Process for recovering maleic anhydride by condensation

Details Process for recovering maleic anhydride by condensation Process for recovering maleic anhydride by condensation

1979-02-14

1982-12-21

Spitzer, Robert H.

Gas separation

Means within gas stream for conducting concentrate to collector

55 48, 55 55, 549262, B01D 1900

Patent

active

043647480

ABSTRACT:
A process for recovering maleic anhydride from gaseous compositions comprising maleic anhydride and water by condensing the composition at a temperature in the range of from about 20.degree. C. to about 50.degree. C. and a pressure of less than about 200 millimeters of mercury.

REFERENCES:
patent: 2211160 (1940-08-01), Punnett
patent: 2670355 (1954-02-01), Barsky et al.
patent: 2812037 (1957-11-01), Stephan et al.
patent: 3476775 (1969-11-01), Sueur
patent: 3642829 (1972-02-01), Weyens
patent: 3818680 (1974-06-01), Marquis

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