WD

Oil and gas well downhole power operated tools and equipment, namely, sliding sleeve valves, chokes and water control equipment; electric generators.

Oil and gas well electrical and scientific equipment, namely, pressure regulators for oil and gas production; automatic liquid-flow control machines and instruments; automatic pressure control machines and instruments; control valves and chokes for regulating the flow of gases and liquids; electromechanical controls for use in oil and gas production; remote control telemetering machines and apparatus; remote controls for oil and gas well valves and chokes; audio-video receivers; computer software for use in the encryption and decryption of digital files, including video, text, binary, still images, graphics and multimedia files; interface circuits for video cameras; video cameras; video monitors; video transmission apparatus; computer programs for project management, production management, production optimization, component selection and integration, data and signal transmission, hardware operations and control, and analysis, manipulation, recognition, compression and decompression of data for oil and gas well electrical and scientific equipment; computers for data compression and decompression, data recognition and flow control; flow regulators for oil and gas production; batteries; sensors for the determination of temperature, pressure, flow rate and fluid composition.

Services for oil and gas wells, namely, analysis of oil fields; analysis services for oil field exploration; computer consultation; computer project management services; consulting services in the field of design, selection, implementation and use of computer hardware and software systems for others; creation of control programs for automated measurement, assembly, adjustment, and related visualization, data automation and collection service using proprietary software to evaluate, analyze and collect service data; mechanical engineering; designing of oil and gas wells and related surface equipment.