42 Development of machines and apparatus for the plastics industry and for process engineering, in particular machines and apparatus for treatment and processing of plastics, and laboratory and pilot installations for plastics treatment and processing; development of rolling mills, in particular testing rolling mills, measuring rolling mills, and rubber rolling mills; development of calenders, in particular sheeting calenders, dual-roller calenders, laminating calenders, moulding calenders for trays and polishing calenders; development of presses, in particular plate presses, test presses, vacuum presses and high-temperature presses; development of kneaders, extruders and extrusion installations, in particular two-roll kneading machines, twin-screw extruders, test extruders, measuring extruders, rubber extruders, pelletisers, in particular strand pelletisers and die-face pelletisers, pipe extrusion installations, co-extrusion installations, cast-film installations, extrusion coating installations and blown film installations; development of stretching installations; development of testing installations, in particular installations for testing the purity of polymer melt, rheometers and installations for the optical testing of plastic products, in particular plastic foils; development of machines for production of extrudates for medical purposes; development of machines for manufacture of medical compounds, moulding calenders, catheter tubes and infusion bags
Trademark: 79294966
