6
Metal products for use in sealing and securing oil, gas, condensate and water wells, well bores and bore holes, namely, pipes, pipe work and tubes of metal, and metal liners and casings; metal sleeves for securing oil, gas, condensate and water wells, well bores and bore holes; metal sliding sleeves for securing and sealing oil, gas, condensate and water wells, well bores and bore holes; metal wells, well bore and bore hole liners and casings; metal subs, namely, drill string short drill collars and thread crossovers; metal down hole subs namely, drill string short drill collars and thread crossovers; metal hardware for use in the construction, maintenance and repair of, and intervention in, oil, gas, condensate and water wells, well bores and bore holes, namely, drill collars, drill pipes and sleeves; manually operated metal drill string slips for gripping drill pipe; metal pipe clamps; metal plugs; metal wiper plugs; metal manifolds for oil, gas, condensate and water wells, well bores and bore holes; drill pipe attachments, namely, metal drill collars; metal pipe protectors; metal drill pipe protectors; metal packer retrieving goods for use in sealing and securing oil, gas, condensate and water wells, well bores and bore holes, namely, washover retriever tools and mule shoe retriever tools for debris removal from plug necks; metal valves not being parts of machines; metal blow-out preventers, namely, metal valves not being parts of machines for oil, gas, condensate and water wells, well bores and bore holes; metal gate valves not being parts of machines; manually operated metal chokes being valves; metal check valves not being parts of machines; metal diverter valves and Kelly valves not being parts of machines; metal safety valves not being parts of machines; metal float valves not being parts of machines; parts and fittings for the aforesaid goods
7
Power-operated tools, machines and apparatus for drilling, completing and producing fluids from oil, gas, condensate and water wells, well bores and bore holes, and for intervention in oil, gas, condensate and water, wells, well bores and bore holes; power-operated tools, machines and apparatus for use in drill, completion, intervention and production strings; power-operated tools, machines and apparatus for cementing oil, gas, condensate and water wells, well bores and bore holes; automated battery-operated down hole tools for use in drilling oil, gas, condensate and water, wells, well bores and bore holes; power-operated down hole cementing tools for use in oil, gas, condensate and water wells, well bores and bore holes; power-operated flow control and flow circulation tools for use in oil, gas, condensate and water, wells, well bores and bore holes; subsurface valves being parts of machines; wellheads; oil field pump valve assemblies; hydraulic circulation valves being parts of machines; circulation valves being parts of machines; oil field machines being packers; oil field machines being intervention packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being permanent packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being packers actuated by electrical submersible pumps (ESP) for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being retrievable packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being pocket packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being cased hole packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; oil field machines being open hole packers for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; subs, namely, submersible pumps for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; down hole subs spacer subs, namely, submersible pumps for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; straddles, namely, belts for machines for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; gas lift straddles, namely, belts for machines for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; perforation cleanup straddles, namely, belts for machines for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; power-operated setting tools for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; power-operated non-explosive setting tools for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; motorized setting tools for sealing and securing oil, gas, condensate and water wells, well bores and bore holes; parts of machines for sealing and securing oil, gas, condensate and water wells, well bores and bore holes, namely, hangers, intervention hangers, suspension hangers, retrievable hangers, plugs, bridge plugs, high pressure plugs, slips, mechanical slips, hydraulic slips, chokes, variable chokes, and hydraulically-operated chokes; parts and fittings for the aforesaid goods
20
Non-metal plugs for use within the oil industry
37
Building construction; repair services for oil, gas, condensate, and water wells, well bores, and boreholes; installation service, namely, drilling of wells for exploitation of oil and natural gas
42
Scientific and technological services, namely, research and design in the field of oil, gas, condensate and water wells, well bores and bore holes; industrial analysis and research services in the field of oil, gas, condensate and water wells, well bores and bore holes; analysis for oil-field exploitation; oil well controlling related to sealing and securing wells, namely, performing well diagnostics, well logging and testing; geological surveys; engineering services in the field of oil, gas, condensate and water wells, well bores and bore holes; oil-field surveys; oil exploration
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