Design.
Building.
Manufacturing.
Assemblies.
Onshore refers to the mainland. In exploration and production, "onshore" refers to the development of oil fields, gas deposits and geothermal energy on land.
Lang Rigs.
Decanters.
Well control.
Artificial lift system.
Oilfield
"Offshore", when used relative to hydrocarbons, refers to an oil, natural gas or condensate field that is under the sea, or to activities or operations carried out in relation to such a field, There are various types of platform used in the develompment of offshore oil and gas fields, and subsea facilities.
Vessel.
Subsea.
Jack – up's.