| abstract |
A process for the absorptive separation of organic substances, which are preferably water-insoluble, such as in particular nitrobenzene, dichlorobenzene and / or trichlorobenzene, from exhaust air vapors containing these substances by passing them through a high-boiling organic liquid, such as in particular polyethylene glycol, then adding water to the loaded absorbent and Separation of the separated organic matter after the phase separation from the absorbent-water mixture. |