Mixing arms, brushes , coatings, angular forwarding boxes, filter bag, filter cage, sequencer, plug valve, wear plates, buckets, support roller, reducers, chains, belts, vibrators, bearing, drag mixer, valve, bearing, engine gear, burner, extractor, pneumatic cylinder, rotor, piston, manometer, projects of boiler room, refractory brick, temperature sensors, servo motor, programmers, bombs, serpentine, actuators, thermometers, torch, conical stones, photocells, thermostat and pressure switch, frequency inverters, transformers, inductive sensors, reception conversers, load cells and others.