79034855
Dec 4, 2006
Installations and apparatus for the treatment of water, wastewater and sewage, namely, biological aerated flooded filter systems and parts and fittings therefor, namely, reactors, buoyant plastic granular media, bed-retaining meshes, sparging pipe systems, desludging systems, effluent inlet pipework, treated effluent outlet pipework, and electronic control systems; installations and apparatus, for the purification and other treatment of water, wastewater and sewage, namely, biological aerated flooded filter systems all utilizing a submerged bed of bead media
Environmental Control ApparatusConstruction, repair and refurbishment of installations and apparatus for the treatment of water, wastewater and sewage, namely, biological aerated flooded filter systems
Building Construction and Repair