WB

construction machines and mining machines and components thereof, namely coal-winning machines, namely machines for loading and hauling mine products and other bulk goods, miller-loaders, machines for advancing tunnels, galleries, and roadways, machines for sinking and widening shafts, machines for the mechanized timbering of tunnels and roadways, namely tubbing erectors, platforms for forwarding roadways, pile drivers, shifting drives for coal-mining machines; fore-pressure piping systems comprising hydraulic fore-pressure cylinders, main-station and intermediate-station scaffolding, piping connections, and cutting heads, with and without hydraulic controls; advancing and blade shields for tunnels, subways, galleries and the like; components of advancing and blade shields, namely hydraulic advancing and steering cylinders for the said shields, pump-stations, shield conveyors for transporting earth and rock; hydraulic timbering frames, timbering racks, and timbering shields for subterranean mining operations including components thereof, namely hydraulic props, base plates, cannopies, shield plates; mechanical or hydraulic gallery-timbering frames, mechanical tubbing in the form of rings, advancing drives with hydraulic cylinders for shifting roof supports; conveyors, continuous bulk-goods conveyors, belt conveyors, slab conveyors, link conveyors, perpendicular conveyors, deceleration-disk conveyors, helical conveyors, jolting conveyors, bin-emptying conveyors, components of the said conveyors, namely conveyor troughs, connections for conveyor troughs, conveyor drives, scraperchains and scrapers; overhead conveyors, monorails; shifting drives for conveyors and anchorings for conveyors; mechanical equipment for establishing the incision plane of subterranean winning machines, namely components thereof, namely coal-plane stroke-length indicators, guides for coal-winning machines and coal planes, channels for coal-plane transmission chains, cheeks, cable ducts, chisel bits and chucks, and coal augers; machines and mechanical equipment for the metal-producing and metal-processing industry, namely rolling-mill machines and finishing-and-straightening machines, machines and mechanical equipment for operating and batching electrorefining furnaces and for casting, hauling, and stockpiling copper anodes; scum breakers, namely breaker machines for breaking the crust of galvanic bathes for the winning of alumina; rock crushers for mining, quarrying, and excavating and for waste recycling, jawed, rollered, and piercing rock crushers; electric, hydraulic, and pneumatic drives and transmissions and clutches (but none for surface vehicles), and parts thereof, namely transmission chains, chain-drive wheels, and chain barrels, mechanical chain take-ups, tensioning frames, hydraulic and pneumatic cylinders, namely hydraulic plungers, ram cylinders, straightening cylinders, staying cylinders, motion-control and flow-control cylinders, hydraulic presses for the manufacture of advancing and blade shields; pumps and valves; machine filters for filtering hydraulic fluids; water-spray nozzle machines for depositing dust from the air, and components thereof, for using water to combat dust; machines for sealing industrial reactors; mechanical winches, reels, hoists, mixers, and blenders and parts thereof; paper-making machines, paper mills

electrically powered hydraulic timbering controls, electric controls for timbering machines, equipment for controlling; conveyor stays, winning, advancing, and loading machines, in-the-mine conveyors, and advancing and blade shields, component parts of the aforesaid timbering controls and timbering equipment; electrically powered hydraulic controls for hydraulically operated machines and for pressurizing and controlling hydraulic work-performing cylinders, high-pressure hoses; machines for processing and purifying anode carbons, anode rods, and bush castings, machines for stripping anode carbons, for straightening anode rods, and for connecting anode carbons to anode rods

carbon-anode cooling systems comprised of cooling chambers or heat exchangers