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 maximize, extend, and increase efficiency of production of oil, gas, geothermal, and water wells for the life of the reservoir, used for artificial lift, stimulation, completion, early production facilities, production profiling, monitoring and optimization, water management, enhanced oil recovery, chemistry technology and treatments
40
Treatment of materials
providing services to maximize, extend, and increase efficiency of production of oil, gas, geothermal, and water wells for the life of the reservoir, used for artificial lift, stimulation, completion, early production facilities, production profiling, monitoring and optimization, water management, enhanced oil recovery, chemistry technology and treatments
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 services and software design and development services to maximize, extend, and increase efficiency of production of oil, gas, geothermal, and water wells for the life of the reservoir, used for artificial lift, stimulation, completion, early production facilities, production profiling, monitoring and optimization, water management, enhanced oil recovery, chemistry technology and treatments