Valves used to control gases produced by coke ovens

Apparatus for cleaning pipelines; pigs made principally of plastics for use in cleaning pipelines; parts and fittings for all of the aforesaid goods

Ultrasonic sensors; laser sensors; radio sensors; acoustic sensors; ultrasonic measuring apparatus; ultrasonic detectors; computer software for technical inspection; computer software for technical data analysis

Decoking services, namely, cleaning of fired heaters and pipes to remove coke deposits; cleaning of fired heater pipes and tubes; maintenance of fired heater pipes and tubes