Metal goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells, namely, valves not being part of machines, drilling risers, casing connectors for drilling risers, branching tube connectors for pipelines, jumper connectors for pipelines, metal to metal seals, high pressure seals for drilling risers, subsea pipeline casing connectors, tubing hangers, casing hangers, seal assemblies for pipelines not being machines, caps, crown plugs, casing and tubing heads, adapters, adapter and spacer spools, flanges, pipe connectors, threaded pipe connectors, valve removal plugs, washout sleeves, drill pipes; metal goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells, namely, tie-back connectors, high pressure and high temperature tie-back connectors; metal goods for supporting oil and gas field conduits, namely, casing connectors for use in oil and gas wells, clamps; metal goods for supporting conduits in jack-up exploration drilling in oil and gas fields, namely, subsea wellhead temporary abandonment caps of metal, tie back connectors of metal, annulus monitoring and lockdown sleeves for wellheads

Machines and machine tools for use in completing oil and gas wells and in the production of oil and gas from wells, namely, wellheads, geothermal wellheads, subsea wellheads, mud line suspension systems, wellhead systems, adjustable wellhead systems, subsea wellhead systems, surface wellhead systems, exploration wellhead systems, Christmas trees for oil or natural gas extraction, annulus monitoring and lockdown systems for wellhead machines, suspension systems for oil and gas wells, wellhead machine trees, wellhead machine dry trees, wellhead machine wet trees, conversion wellheads for oil and gas wells; metal parts and fittings of oilfield wellhead machines, namely, connectors in the nature of pipe fittings and flanges, casing connectors in oil and gas wells, subsea wellhead temporary abandonment caps, tie back connectors for wellheads; running machine tools, namely, tools to place, set and retrieve pieces of downhole equipment in oil and gas wells

Construction, installation, maintenance, repair and rental of 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, flanges, 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 and 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 construction, installation, maintenance, repair and rental of oil and gas well structures, of wellhead systems and components used in wellhead systems for oil and gas wells, of wellhead systems for jack-up exploration drilling, of goods for use in drilling and completing oil and gas wells and in the production of oil and gas from wells

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 of wellheads; inspection of goods of others 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 and 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; conducting feasibility studies in the field of oil and gas; conducting engineering feasibility studies in the field of oil and gas; oil and gas well structure testing services; advisory, information and consultancy services relating to design, engineering, research and development, testing, and inspection services in the field of oil and gas well