6
Downhole flow barriers made primarily from metal for use in the construction, maintenance and repair of oil and gas installations; tubing, pipes, liners and casings, couplings, seals, locks, flanges, test tools being valves, all made of metal or primarily of metal; downhole sealing systems made primarily of metal for sealing oil and gas wells; parts and fittings for the aforesaid
7
Tools and downhole tools for use in intervention, completion and remediation of oil and gas wells; apparatus and equipment for use in the drilling of oil and gas wells; apparatus and equipment for use in the construction or completion of oil and gas wells; downhole flow barriers (downhole tools) for use in the hydrocarbon exploration and production industry; downhole tools for sealing oil and gas wells; well intervention and zonal isolation tools for use in oil and gas wells; packers, anchors and centralisers for use in oil and gas wells (tools); expandable tools for use in oil and gas wells; tubing, liners, casings, couplings, locking and gripping apparatus, flange packers, test tools being valves, all being hydraulically activated, pumps; tools made from metal or primarily from metal for use in the intervention, completion and remediation of oil and gas wells; well intervention and zonal isolation tools made of metal or primarily of metal; tools made primarily from rubber and plastic for use in intervention, completion and remediation of oil and gas wells; components of downhole tools made primarily from rubber and plastic for use in intervention, completion and remediation of oil and gas wells; well intervention tools made of elastomeric or polymeric materials; parts and fittings for the aforesaid
17
Seals made primarily from rubber and plastic for use in the construction, maintenance and repair of oil and gas installations; sealing gaskets of plastic; sealing gaskets of rubber; flexible pipes for use in oil and gas exploration and production applications; joints for oil and gas installations; non-metallic seals, connectors and couplings; polymer seals for use in oil and gas wells; seals and sealing systems made of elastomeric or polymeric materials for sealing oil and gas wells; zonal isolation tools (seals and downhole flow barriers) made of elastomeric or polymeric materials; parts and fittings for the aforesaid
37
Well completion (installation and assembly of downhole tubulars and equipment); well intervention and well remediation (maintenance) services; installation, maintenance, refilling and replenishment of sealing apparatus and systems and packers in the oil and gas industry; engineering [construction] services relating to the hydrocarbon exploration and production industry; installation of oil exploration and production apparatus; construction, repair, maintenance and inspection of oil and gas wells; oil well drilling and production services; gas well drilling services; supervision of engineering and construction projects; well operating services; installation, maintenance and recovery of flow barriers in oil and gas wells; installation, maintenance and recovery of well isolation systems in oil and gas wells; installation, maintenance and recovery of well flow enhancement systems in oil and gas wells; well servicing and maintenance for the oil and gas industry; fishing services for the oil and gas industry; well bore clean and debris removal services for the oil and gas industry; repair and maintenance of oil and gas well downhole equipment and installations; rental of downhole tools for use in the oil and gas industry; information advisory and consultancy services relating to the above
40
Services for the production of hydrocarbons from oil and gas wells