Environmental, Health & Safety :: Environmental Management :: Air Pollution Control
September 1, 2006
A cool way to recycle solvents from exhaust-air streams
Messer Group GmbH (Krefeld, Germany; edlinks.che.com/6516-531) has commercialized a liquid-nitrogen- (LNâ) based process for purifying exhaust air that contains high (100–1,000 g/m3) loads of chlorofluorocarbons (CFCs) or solvents. Unlike incineration...
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