MACHINES AND MECHANICAL DEVICES FOR THE CHEMICAL AND FOR THE PLASTICS AND RUBBER PRODUCING, PROCESSING AND TREATING INDUSTRY AS WELL AS FOR THE FOOD INDUSTRY, NAMELY, MACHINES FOR THE PRODUCTION, PROCESSING, FEEDING, BLENDING, GRANULATING, DRYING, CRYSTALLIZING OF PLASTICS AND RUBBER, DOSING AND MIXING MACHINES, MECHANICAL CONVEYORS, RECYCLING MACHINES, NAMELY, GRANULATORS, INDUSTRIAL ROBOTS FOR REMOVAL AND HANDLING, RECYCLING MACHINES, SLIDE GATES AND DISCHARGE UNITS AS PARTS OF MACHINES