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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Authors
Dates
2006-03-27—Published
2004-06-16—Filed