oilfield services
81Petronas — For the Byzantine nobleman and general, see Petronas the Patrician. Not to be confused with the Brazilian oil company Petrobras. Petroliam Nasional Berhad (PETRONAS) Type Government owned corporation …
82Christmas tree (oil well) — Oil well Christmas tree In petroleum and natural gas extraction, a Christmas tree, or tree , (not wellhead as sometimes incorrectly referred to) is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well,… …
83Alliance Boots — Type Private Industry Pharmaceuticals Healthcare Beauty Founded Alliance Boots 2006 Boots 1849 Alliance Unichem 1997 …
84CH2M HILL — Companies Ltd. Type Employee Owned Corporation[1] Industry Engineering, procurement, construction, and operations Founded Corvalli …
85Differential sticking — A diagram showing forces at work during differential sticking. The small black arrows represent pressure exerted on the drill pipe from the wellbore, the red arrows represent pressure exerted on the pipe from the formation (smaller than in the… …
86OpenSpirit Corporation — For other uses, see OpenSpirit Corporation (disambiguation). OpenSpirit Corporation Type Corporation Industry Oilfield Services Fate Acquired 2010 Successor TIBCO Software, Inc Founded …
87Gyrodata — Infobox Company company name = Gyrodata Incorporated company company type = Private foundation = 1980 location = Operates Globally. Corporate headquarters are in Houston, with offices in all major oil and gas regions num employees = 600+ industry …
88Awilco Offshore — Rechtsform Aktiengesellschaft Gründung 2005 Sitz …
89CNOOC — China National Offshore Oil Co., Ltd. 中國海洋石油有限公司 Unternehmensform Öffentliches Unternehmen ISIN …
90China National Offshore Oil — Co., Ltd. 中國海洋石油有限公司 Rechtsform Öffentliches Unternehmen ISIN HK0883013259 Gründun …
