Machines for the treatment of waste and wastewater; machine tools; vacuum pumps; pumps and compressors; machines for compacting waste and trash; waste disposal machines; waste crushing machines; waste sorting machines; waste converters (machines); waste and trash conveying machines; food waste disposal machines; shredders (machines) for waste; waste and trash separator machines; blowers (machines); air and liquid ejectors (machines); injectors; separators; pneumatic transporters and conveyors; exhausters (machines); valves (parts of machines).

Vacuum operated or vacuum enhanced sewage, water or liquid collection, transportation and treatment systems and installations and plants, and components thereof including grease traps, floor drains, blowers, air and liquid ejectors, vacuum pumps, filters, additive injectors, sluices, storage tanks, separators, controllers and monitoring units; waste disposal incinerators; purification installations for waste material; heating apparatus for use in the treatment of waste; wastewater treatment installations; wastewater purification units; waste water treatment tanks; apparatus for dehydrating food waste.