MATHENA Trademark

Ignition systems comprised of a gas supply tube with a nozzle and an electrical igniter to create a flame at the nozzle for industrial applications, namely, for igniting waste gases being discharged from a well during oil and gas drilling and production operations; Separators for the cleaning and purification of liquids; Separators for the cleaning and purification of gases; dual mud gas separators for the cleaning and purification of gases

Electric sensors; Control valves for regulating the flow of gases and liquids; Electronic valves for controlling gas or fluids; Pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; Flow switches for monitoring and controlling the flow of gases or liquids; Electromechanical controls for use in oil and gas drilling machinery and equipment; Electric control devices for use in oil and gas drilling machinery and equipment; Pressure control equipment, namely, blowout preventers, chokes being control valves for regulating the flow of liquid from oil wells; Pressure controllers for controlling the pressure of liquid, semiliquid, and gaseous substances in industrial processes; Air analysis apparatus; Liquid analyzers; Recorded computer software for the operation and control of oil and gas drilling systems, machinery and equipment; Downloadable computer software for the operation and control of oil and gas drilling systems, machinery and equipment; Computer hardware with preinstalled software for the operation and control of oil and gas drilling systems, machinery and equipment

Rental of oil and gas well drilling tools namely pressure pumping tools and machines, valve assemblies, and flow control tools and machines

Centrifugal pumps; Power-operated oil field equipment, namely, shakers, choke industrial pumps being parts of oilfield wellhead machines, degassers being a part of a fluid treatment machine, liquid extractors being centrifuges for oil, and power-operated tools being gas extractors; Oil field equipment, namely, vent lines being parts of machines; Oil-well pumping machines; Drilling machines and parts therefor; Slurry blender machines for use in oil or gas well hydraulic fracturing operations; Oil field equipment, namely, drilling rig mechanization machines and devices; Oil field equipment, namely, drilling rig mechanical handling machines and devices; Oil field production machines for extracting oil from geological layers and processing hydrocarbons