75546239
Aug 28, 1998
Feb 5, 2002
Machines, apparatus and installations all for the mechanical handling of materials, namely, conveyors utilizing a conveying spiral or a conveying screw; compacting machines for loading goods into containers; mechanical conveyors
MachineryMechanical separating machines and classifiers including sieve separating equipment for separating particles and solid pollutants from liquids, such as water; dewatering units comprising screws, spiral blades, tubes with or without draining openings, troughs with or without draining openings, troughs with or without covers, outlet feeding means, hatches, valves, spillways, linings, containers, trough supports, caps, casings, scrapers, water treatment apparatus and installations for water supply and sanitary purposes comprising conveyors, mixers, [ dewaters ] *dewaterers*, screens, sediment separators, compactors, and press units formed by a tube and an internal spiral or screw, all for the treatment of sewage and liquids within industrial, agricultural, and municipal treatment plants
Environmental Control Apparatus