75879440
Dec 23, 1999
Dec 17, 2002
gas and air filtration and purification equipment for industrial and commercial use; water and liquid filtering units for ground water, fugitive and process filtration; and modular filtration units and systems composed primarily of a combination of the following, panel carbon retaining vessels, deep bed carbon retaining vessels, fans, pumps, particulate pre-filtration, particulate post-filtration, and performance measuring devices
Environmental Control Apparatus