PROCESS FOR ISOLATING VOLATILE CHEMICAL COMPOUNDS FROM GAS-AIR MIXTURES Russian patent published in 2006 - IPC B01D53/04 B01J20/26 

Abstract RU 2272669 C2

FIELD: gas treatment processes.

SUBSTANCE: process comprises passing gas-air mixture through powdered polymer adsorbent bed followed by desorption, said powdered polymer adsorbent being, more specifically, polyvinylchloride powder with particle size 0.16 to 10.00 mm and total particle porosity 29 to 52%. Adsorption is conducted in periodic mode in fixed bed adsorbers. Desorption is effected under vacuum at residual pressure from 0.001·104 to 2.5·104 Pa.

EFFECT: enabled quantitative isolation of a wide spectrum of organics at simplified purification technology.

1 tbl, 23 ex

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RU 2 272 669 C2

Authors

Shebyrev Vladimir Veniaminovich

Gutkovich Aleksandr Davydovich

Mironov Aleksandr Alekseevich

Mogutov Mikhail Aleksandrovich

Dates

2006-03-27Published

2004-06-16Filed