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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
software, tools and instruments to improve well and reservoir performance to maximize, extend, and optimize recovery and reservoir drainage and to in the field of of oil, gas, geothermal, and water wells used in association with coil tubing, wireline, slickline, capillary tubing, jointed pipe, and solid rods; software, hardware and instruments for matrix and fracture stimulation, wellbore cleanout, logging, wellbore profiling, plug-and-abandonment, perforating, nitrogen kickoff, sand control, drilling, cementing, well circulation, and mechanical isolation
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40
Treatment of materials
providing services in the field of oil, gas, geothermal, and water wells to maximize, extend, and optimize recovery and reservoir drainage used in association with coil tubing, wireline, slickline, capillary tubing, jointed pipe, and solid rods; and services for matrix and fracture stimulation, wellbore cleanout, logging, wellbore profiling, plug-and-abandonment, perforating, nitrogen kickoff, sand control, drilling, cementing, well circulation, and mechanical isolation for oil, gas, geothermal, and water wells
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
technical consulting in the field of production of oil, gas, geothermal, and water wells to maximize, extend, and optimize recovery and reservoir drainage in association with coil tubing, wireline, slickline, capillary tubing, jointed pipe, and solid rods, matrix and fracture stimulation, wellbore cleanout, logging, wellbore profiling, plug-and-abandonment, perforating, nitrogen kickoff, sand control, drilling, cementing, well circulation, and mechanical isolation; consulting in the design and development of hardware and software in the field of production of oil, gas, geothermal, and water wells to maximize, extend, and optimize recovery and reservoir drainage in association with coil tubing, wireline, slickline, capillary tubing, jointed pipe, and solid rods, matrix and fracture stimulation, wellbore cleanout, logging, wellbore profiling, plug-and-abandonment, perforating, nitrogen kickoff, sand control, drilling, cementing, well circulation, and mechanical isolation