76537494
Aug 14, 2003
Feb 21, 2006
passive vapor phase biological air treatment system that removes airborne odorous compounds from wastewater treatment facilities, such system comprised of a multistage process contained within one or more vessels that shall be filled with media which supports a biological colony capable of eliminating odorous compounds and shall include ancillary equipment to provide for air movement, water addition and water recirculation
Electrical and Scientific Apparatus