Construction, installation, maintenance, repair and rental services relating to oil and gas well structures; rental of wellhead systems and components used in wellhead systems for oil and gas wells; rental of wellhead systems for jack-up exploration drilling; construction, installation, maintenance, repair and rental of goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; construction, installation, maintenance, repair and rental of wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; advisory, information and consultancy services relating to the aforesaid services.

Design services relating to oil and gas well structures; engineering services; oil and gas engineering services; research and development of wellhead systems; design of wellhead systems; design and testing of wellhead and mudline equipment; engineering project management services; engineering project planning services; engineering design and consultancy services; subsea and offshore engineering services; technical inspection services; inspection of goods for quality control; engineering, research, design and inspection services for goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; engineering, research, design and inspection services for wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; feasibility studies; engineering feasibility studies; testing services; advisory, information and consultancy services relating to the aforesaid services.

Construction, installation, maintenance, repair and rental services relating to oil and gas well structures; rental of wellhead systems and components used in wellhead systems for oil and gas wells; rental of wellhead systems for jack-up exploration drilling; construction, installation, maintenance, repair and rental of goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; construction, installation, maintenance, repair and rental of wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; advisory, information and consultancy services relating to the aforesaid services.

Design services relating to oil and gas well structures; engineering services; oil and gas engineering services; research and development of wellhead systems; design of wellhead systems; design and testing of wellhead and mudline equipment; engineering project management services; engineering project planning services; engineering design and consultancy services; subsea and offshore engineering services; technical inspection services; inspection of goods for quality control; engineering, research, design and inspection services for goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; engineering, research, design and inspection services for wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; feasibility studies; engineering feasibility studies; testing services; advisory, information and consultancy services relating to the aforesaid services.

Construction, installation, maintenance, repair and rental services relating to oil and gas well structures; rental of wellhead systems and components used in wellhead systems for oil and gas wells; rental of wellhead systems for jack-up exploration drilling; construction, installation, maintenance, repair and rental of goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; construction, installation, maintenance, repair and rental of wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; advisory, information and consultancy services relating to the aforesaid services.

Design services relating to oil and gas well structures; engineering services; oil and gas engineering services; research and development of wellhead systems; design of wellhead systems; design and testing of wellhead and mudline equipment; engineering project management services; engineering project planning services; engineering design and consultancy services; subsea and offshore engineering services; technical inspection services; inspection of goods for quality control; engineering, research, design and inspection services for goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; engineering, research, design and inspection services for wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; feasibility studies; engineering feasibility studies; testing services; advisory, information and consultancy services relating to the aforesaid services.

Construction, installation, maintenance, repair and rental services relating to oil and gas well structures; rental of wellhead systems and components used in wellhead systems for oil and gas wells; rental of wellhead systems for jack-up exploration drilling; construction, installation, maintenance, repair and rental of goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; construction, installation, maintenance, repair and rental of wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange to connectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; advisory, information and consultancy services relating to the aforesaid services.

Design services relating to oil and gas well structures; engineering services; oil and gas engineering services; research and development of wellhead systems; design of wellhead systems; design and testing of wellhead and mudline equipment; engineering project management services; engineering project planning services; engineering design and consultancy services; subsea and offshore engineering services; technical inspection services; inspection of goods for quality control; engineering, research, design and inspection services for goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells; engineering, research, design and inspection services for wellheads, Christmas trees for oil and gas wells, valves, risers, riser connectors, pipeline connectors, pipeline repair tools, jumper connectors, metal to metal seals, high pressure seals, geothermal wellheads, subsea connectors, wellhead connectors, subsea wellheads, tubing hangers, casing hangers, seal assemblies, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flange toconnectors, threaded connectors, valve removal plugs, running tools, mud line suspension systems, washout sleeves, pipes, wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, adjustable wellhead systems, tie-back connectors, high pressure/high temperature tie-back connectors, metal goods for supporting oil and gas field conduits, metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, annulus monitoring and lockdown systems for wellheads, suspension systems for oil and gas wells, conversion wellheads for oil and gas wells, tie back connectors, wellhead trees, wellhead dry trees, wellhead wet trees; feasibility studies; engineering feasibility studies; testing services; advisory, information and consultancy services relating to the aforesaid services.

Design services relating to oil and gas well structures.