conveyors; conveyors [machines]; transporters [conveyors]; conveyors and conveyor belts; vibrating conveyors; conveyors being machines; roller conveyors; chain conveyors; pneumatic conveyors; overhead conveyors; bucket conveyors; belt conveyors; industrial conveyors; screw conveyors; conveyors and belt conveyors; conveyer belts; conveyor belts; conveyors for use in mines; transporters [belt conveyors]; mobile belt conveyors; mobile vibrating conveyors; moving belt conveyors; conveyor belt scrapers; machinery for handling materials; machinery for the handling of materials; handling machines; conveyor devices and installations; drives for conveyors; belts for conveyors; conveyors and belts for conveyors; staged and segmented conveyors; machines for conveying materials; machinery for materials handling; materials conveying machines; mixers [machines]; mixing machines; valves as machine components; pressure valves [parts of machines]; control valves for regulating the flow of gases and liquids [parts of machines]; pump control valves; pneumatic actuators for control valves; valve actuators, pneumatic; pneumatic valve actuators; hydraulic conveyors; hydraulic and pneumatic control apparatus for conveyors; mechanical mixing machines; hydraulic valves [parts of machines]; hydraulic valves; hydraulic valve actuators; valve actuators, hydraulic; hydraulic machines; hydraulic pumps; hydraulic tools; hydraulic machines and apparatus; hydraulic actuators; hydraulic couplers; hydraulic controls for machines, motors and engines; hydraulic control apparatus for machines; feeders for machines; feeders [parts of machines]