7 Conveyor machines for the transport of bulk materials; mechanical material treatment installations being machines for handling bulk materials, namely, cranes for handling bulk materials, robots for handling bulk materials; separators, namely, machines for separating recyclable materials, centrifugal separators, cyclone separators; mixers, namely, mixing machines, industrial mixers for mixing bulk materials; discharging devices, namely, mechanical discharging hoppers for discharging bulk materials from containers, cranes for discharging bulk materials from containers, robots for discharging bulk materials from containers; axial flow blowers and centrifugal blowers; classifiers being sorting machines for industrial use, namely, machines for sorting bulk materials, sorting machines for chemical processing; waste compacting machines; waste recycling machines, namely, machines for sorting and separating recyclable waste materials; machines, namely, waste shredders for industrial use; waste and trash separating machines; machines, namely, screw machines for feeding bulk materials into extrusion machines; diverters for pneumatic or hydraulic conveying machines for transporting bulk materials; machines for the filling of containers; apparatus being machines for taking samples of bulk materials from conveyor installations; extruders, namely, extrusion machines for chemicals, pharmaceuticals, plastics, rubber, mineral materials, textiles, cosmetics, and foods; granulating devices, namely, granulating machines for chemicals, pharmaceuticals, plastics, rubber, mineral materials, textiles, cosmetics, and foods; machines, namely, separators made of metal for separating bulk materials