Material conveyors; material allocators, namely, machines and devices for proportioning of material fed in a mill for grinding and machines and devices for proportioning of grinding products, including solid fuels, cement raw materials, cement clinker, granulated blast furnace slag, ores and industrial minerals; material locks, namely, mechanized rotary valves, mechanized rotary feeders and mechanized rotary vane feeders for material feeding into mills and air swept roller mills, used as proportioners or airlocks; air classifiers for separating material particles of a specific size from the same grinded material, including grinded coal, grinded coke, grinded cement, grinded clinker and other raw materials, namely, static centrifugal air classifiers, high-efficiency slat air classifiers, high-efficiency jalousie rotor air classifiers, dynamic bladed-rotor air classifiers

Hot gas generators, namely, heaters and muffle heaters for producing hot gases used to dry material in mills and air-swept roller mills; parts of hot gas generators, namely, gas, oil and coal dust burners, combustion chambers, namely, perforated jacket combustion chambers and full refractor-lined combustion chambers

[ Installation, maintenance, repair and servicing of air classifiers, air dryers, air dust separators, hot gas generators, burners, combustion chamber jackets, material conveyors, material allocators, material locks, and parts for the aforesaid goods ]