Construction, installation, maintenance and repair of water treatment and water filtration systems

42 environmental services

Material handling, liquid-solids separation, and processing equipment including mining, metallurigical and chemical processing equipment such as ball, rod, and tube mills, crushers, classifiers, screens, thickeners, jigs, agitators, flotation; loaders; unloaders, hoisting machines, conveyors, hoisting cages; pumps; graders, levellers, mixers, air motors, compressors, spreaders, scarifiers, scrapers and scrubber systems; filtration apparatus included in this class including pressure differential filters, such as drum, disc, pan, leaf and endless belt filters; stationary and moveable screens, gravity filters; parts for filtration apparatus such as filter grids, filter valves, filter media and alignment apparatus for filter media