7
Machines or installations for producing granules or extruded profiles, in particular machines or installations for plastics processing or for processing liquids or melts; Nozzle heads in the form of parts for the aforesaid machines, in particular nozzle heads for machines for producing granules or extruded profiles; Machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing; Filter sieves; Screen changers; Gaskets or sealing rings, in particular with multiple parts, of metal, namely for machines or installations for producing granules or extruded profiles, for plastics processing or for processing liquids or melts, for nozzle heads in the form of parts for the aforesaid machines, and for machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing, and for filter sieves and screen changers
37
Servicing, maintenance and repair of machines or installations for producing granules or extruded profiles, in particular of machines or installations for plastics processing or for processing liquids or melts, of nozzle heads in the form of parts for the aforesaid machines, in particular nozzle heads for machines for producing granules or extruded profiles and of machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing, and of filter sieves and screen changers
41
Training courses or seminars, in particular in connection with the running and operation of machines or installations for producing granules or extruded profiles, in particular of machines or installations for plastics processing or for processing liquids or melts, of nozzle heads in the form of parts for the aforesaid machines, in particular nozzle heads for machines for producing granules or extruded profiles and for machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing, and for filter sieves and screen changers; Preparation of instructional materials, operating instructions or pamphlets, in particular in connection with the running and operation of machines or installations for producing granules or extruded profiles, in particular of machines or installations for plastics processing or for processing liquids or melts, of nozzle heads in the form of parts for the aforesaid machines, in particular nozzle heads for machines for producing granules or extruded profiles, and for machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing, and for filter sieves and screen changers
42
Engineering, in particular in connection with the planning, development and design of machines or installations for producing granules or extruded profiles, in particular of machines or installations for plastics processing or for processing liquids or melts, of nozzle heads in the form of parts for the aforesaid machines, in particular nozzle heads for machines for producing granules or extruded profiles and for machines or installations for filtering of liquids or melts, in particular of plastic melts, in particular for plastics processing, and for filter sieves and screen changers