75282763
Apr 28, 1997
Nov 16, 1999
water treatment chemicals, namely, non-pathogenic communities of natural beneficial microorganisms selected for their synergistic ability to improve water quality, and which are not restricted for use in ponds but may be used in any enclosed body of water, and nutrients and growth enhancers for use in enclosed bodies of water
Chemicalsmechanisms and filters, namely, bioreactors, biological filters and biological fermentors used to help optimize waste water treatment, improve quality or produce or condition the organisms used in these processes
Environmental Control Apparatus