78973071
Sep 13, 2006
Feb 19, 2008
Fibrous filtering media for general industrial use in the purification of air and industrial fluids; filtering units for cleaning and purifying air, gases, and liquids, namely, a membrane contactor comprised of microporous hollow fibers for conducting membrane separation and transferring dissolved gases to or from a fluid stream; separators for the cleaning and purification of air; separators for the cleaning and purification of gases
Environmental Control Apparatus