9
Measuring and control instruments and devices in the field of industrial furnaces; Temperature measuring, control and regulating instruments and devices in the field of industrial furnaces; Temperature recording instruments and devices in the field of industrial furnaces; Instruments and devices for the control of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Computer apparatus and computers for the regulation of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Electrical control instruments in the field of industrial furnaces
11
Industrial ovens; Industrial heat treatment furnaces; Industrial electric ovens; Industrial induction furnaces; Industrial gas furnaces; Temporary industrial furnaces; Industrial bell furnaces; Structural plates for industrial furnaces; Loading apparatus for industrial furnaces; Heating elements; Insulating linings for industrial furnaces; Coils (parts of heating installations) in the field of industrial furnaces; Hot air apparatus in the field of industrial furnaces; Drying apparatus and installations in the field of industrial furnaces; Drying apparatus for refractory elements in the field of industrial furnaces; Burners in the field of industrial furnaces
37
Maintenance, repair and rental of measuring and control instruments and devices and temperature measuring, control and regulating instruments and devices in the field of industrial furnaces; Maintenance, repair and rental of temperature recording instruments and devices in the field of industrial furnaces; Maintenance, repair and rental of instruments and devices for the control of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Maintenance, repair and rental of computer apparatus and computers for the regulation of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Maintenance, repair and rental of electric welding apparatus and electrical control instruments in the field of industrial furnaces; Construction, installation, maintenance and repair of industrial furnaces, industrial heat treatment furnaces and drying apparatus and installations; Stove setting
40
Heat treatment of materials; Treatment of material surfaces; Providing of information relating to the treatment of materials and heat treatment; Rental of industrial furnaces, industrial heat treatment furnaces and drying apparatus and installations; Boilermaking; Welding
42
Development of measuring and control instruments and devices in the field of industrial furnaces; Development of temperature measuring, control and regulating instruments and devices in the field of industrial furnaces; Development of temperature recording instruments and devices, instruments and devices for the control of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Development of computer software for the regulation of heat treatment apparatus, industrial furnaces and heat treatment or drying operations in industrial furnaces; Development of electric welding apparatus and electric control instruments; Development of industrial furnaces, industrial heat treatment furnaces and drying apparatus and installations