Screening machines for bulk materials; screening plants, namely, combinations of machines for the screening of bulk materials; separating machines for separating particles; separating machines for bulk materials; sorting machines for sorting of bulk materials of different colors, chemical structures, substances, inner materials, and for sorting particles; sorting plants, namely, combinations of machines for the sorting of bulk materials of different colors, chemical structures, substances, inner materials and for sorting particles; conveyor plants, namely, combinations of machines for moving bulk materials comprising multiple conveyor belts; conveyor belts; engines and motors, except for land vehicles; clutches, other than for land vehicles; devices for power transmission, namely, drive belts for machines, except for land vehicles; machine parts, namely, conveyor belts and conveyor belts with opto-electronic sorting functions, motors, pneumatic nozzles for separation, vibrating motors, unbalanced motors, screening meshes, sieve decks, vibrating conveyors; replacement parts and structural parts for all of the aforementioned goods