9
Measuring, control, regulating and monitoring apparatus for industrial furnaces, in particular for the heat treatment of metal work pieces in industrial furnaces; electric switches and sensors for industrial furnaces, included in class 9; automation systems for industrial furnaces; data processing equipment and installations constructed therefrom, for the monitoring, checking and remote control of industrial operations, in particular for the process engineering of industrial furnaces for the heat treatment of metallic work pieces; computer programs for the process control engineering of industrial furnaces for the heat treatment of metal work pieces, included in class 9
11
Industrial furnaces for the treatment of metallic work pieces; parts and units for industrial furnaces, in particular inlet and outlet gates, treatment chambers; transport and conveyor devices for metal work pieces, heating equipment, gas generating and gas storage facilities; vacuum and atmospheric installations for treating metallic work pieces, in particular vacuum heat treatment installations, including with high-pressure gas quenching facilities; heat treatment installations for the treatment of metallic work pieces and parts therefor; gas generators, in particular inert gas generators, and parts therefor; gas circulating equipment and parts therefor; gas scrubbing installations and parts therefor; cooling and quenching installations for the treatment of metallic work pieces, and parts therefor; burners, in particular oil and gas burners, and heating systems for industrial furnaces; charging and storage devices for metal work pieces, in particular loading and unloading tables and batch storage and batch conveyor facilities; ovens and gas generators and parts therefor