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The company was established in December 1908 [1] as Sharp-Hughes Tool Company when Howard R. Hughes Sr. patented a roller cutter bit that dramatically improved the rotary drilling process for oil drilling rigs. He partnered with longtime business associate Walter Benona Sharp to manufacture and market the bit.
NOV Inc., formerly National Oilwell Varco, is an American multinational corporation based in Houston, Texas.It is a worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry.
Seadrill is an offshore drilling contractor providing worldwide offshore drilling services to the oil and gas industry. Its primary business is the ownership and operation of drillships, semi-submersible rigs, and jack-up rigs for operations in shallow to ultra-deep water in both benign and harsh environments. It provides a contract-based ...
In 1997, the company acquired 12 rigs from Noble Corporation. [6] In 2001, the company acquired Marine Drilling. [7] In 2006, the company put executives on leave due to bribery allegations for rig contracts in Mexico and Venezuela. [8] In August 2009, the company spun off Seahawk Drilling, which owned 20 jackup rigs. [9]
Process to recover lost or stuck equipment in the well bore utilizing a "fishing tool” or “jar”. The FRS operations also cut windows in well sidewall casings for horizontal re-entries. Rental Services Ancillary equipment such as generators, drill collars as well as proprietary tools such as the Hydra-Walk r automated pipe handling system.
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