7 Oil and gas production machinery, apparatus and plant, being parts, equipment, systems or other apparatus or oil and gas well machinery, namely, onshore and offshore hydrocarbon separation machines, water injection machines, pumping machines, gas compression machines, gas conversion machines, and mass transfer machines for the extraction, processing and exporting of oil and natural gas, for accommodation facilities, for safety systems and safety facilities, for drilling and workover systems, for topdrive systems, for equipment for tide and wave-motion compensation, for drawworks, for pipe handling equipment, for mud handling systems for removing and treating drill cuttings and reconditioning the drilling fluid, for well intervention systems, for workover risers, for downhole tools and deployment systems, and for workover operations; oil and gas production machinery, apparatus and plant, being parts, equipment, systems or other apparatus or oil and gas well machinery, namely, production riser machines, drilling riser machines, service/workover riser machines, riser connector machines and riser handling machines; gantrys, tether hangoff and bottom connectors, winches, windlasses, and cable handling machines; chain stopping machines for use in equipping and building sea-going vessels and oil and gas drilling production rigs/platforms; oil and gas production and well machinery, apparatus and plant being machine parts, machine equipment, machine systems or other machine apparatus for offshore loading between a sea-going vessel and an oil and gas installation, or another sea-going vessel, namely, chain stopping machines, winches, power-operated hose reels, hose cranes, hose conveyors, and hose tray conveyors; oil and gas well machinery, apparatus and plant being parts, equipment, systems or other apparatus or oil and gas production machinery, namely, wellheads, Christmas trees, subsea pumping, compression and processing systems comprising separation machines, crude oil conditioning machines, water treatment machines and/or injection machines, pumping compression machines, heat exchange mass transfer machines for use in subsea components, products and systems for the extraction, processing and exporting of oil and natural gas; oil and gas well machinery, apparatus and plant being parts, equipment systems or other apparatus or oil and gas well machinery, namely, wireline machines, logging machines, surface power and control machines, and tractor tools for functions such as scale removal, milling, side-tracking, sand-bailing, perforating and plug-setting for use in downhole components, products and systems for the extraction, processing and exporting of oil and natural gas; machinery, apparatus and plant being parts, equipment, systems or other apparatus for production of cellulose pulp, namely, chip feeding machines, digester machines, delignification machines, bleaching machines, dewatering machines, washing machines, evaporation machines, recausticising machines; pumps, namely, medium consistency fluidizing pump, centrifugal pumps, line shaft pumps and multiphase pumps used for crude oil transportation, firefighting and seawater systems, lift pumps, lift caissons, booster pumps, control and distribution pumps, subsea compressor pumps for gas/liquid separation, liquid pumping and gas compressor pumps for the pressure boosting of natural gas