Downloadable computer software for real-time data processing from oil and gas fields; Downloadable business software for real-time control centers; Downloadable computer software for processing sensory information; Downloadable industrial process control software; Computer hardware and recorded computer software programs sold as a unit for the integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multimedia applications; Downloadable computer software for monitoring greenhouse gas emissions; Electric or electronic sensors for oil and gas equipment and instruments; Optical sensors; Laser detectors for oil and gas equipment and instruments; Fire and smoke detectors; Pressure indicators; Temperature sensors; Sensors for measuring pollution levels, not for medical use, not for medical use; Sensors for measuring oil and gas levels, not for medical use, not for medical use; Electronic detectors for observing and measuring the infrared spectrum, namely, infrared detectors; Radar detectors; Electronic apparatus, namely, motion detectors; Portable detection and identification instruments using light sources and light detectors for detecting and identifying chemical and biological substances not for medical purposes; Carbon monoxide detectors; Carbon dioxide detectors; Motion detectors

Oil pumping and extraction; Drilling of oil wells; Drilling of deep oil or gas wells; Installation of oil production apparatus; Installation of oil well casings, tubing and drill pipes; Technical consulting related to the installation of oil and gas equipment, control systems, and machinery; Extraction of oil and gas; Extraction of oil; Oil extraction services; Fracking services; Oil burner regulation and repair; Installation, maintenance and repair of oil separators; Installation, maintenance and repair of flare stacks for use in the oil industry; Maintenance and repair services for oil pipelines; Water well drilling; Water or oil well boring; Oil and gas drilling; Construction of structures for the production of crude oil; Construction of structures for the storage of crude oil; Construction of oil pipelines; Covering, coating, and maintenance of pipelines for oil; Rental of oil well drilling tools

Oil well prospecting, namely, perforation and spill treatment; Petroleum gas liquefaction services; Biological petroleum treatment services; Oil refining; Gas refining; Fuel refining; Blending of crude oil and synthetic oils; Oil and gas well treatment; Petroleum distillation services for others; Processing of oil; Processing of oil and gas; Technical consulting in the field of oil and gas production and processing; Technical consulting related to the manufacturing of oil and gas equipment, control systems, and machinery

Petroleum exploration; Gas exploration; Oil field exploration; Exploration services to locate oil and gas; Oil prospecting; Oil prospecting, namely, well logging and testing; Oil burner inspection; Surveying of oil beds and fields; Providing technology information relating to oil and gas industry; Analysis of oil fields; Oil well testing; Shale gas prospecting; Geophysical exploration for the oil, gas and mining industries; Engineering services in the field of plug and abandonment for oil and gas wells; Performing oil well diagnostics; Scientific research in the field of greenhouse gases; Technological research in the field of shale gas extraction; Safety testing of gas apparatus