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...They involve oil services groups Schlumberger, Halliburton and Weatherford International, drilling contractors Nabors Industries and Rowan Companies, and engineering and construction companies KBR, Jacobs...
...But while hurricane Isaac has threatened some US offshore supply in the Gulf of Mexico, the rise of inland shale drilling has limited its impact on energy prices (Financial Times)....
...A rash of joint venture deals announced between US explorers and foreign companies provided more evidence of rising prices for drilling rights in booming shale plays....
...The explosion on the Deepwater Horizon drilling rig on April 20 2010 killed 11 men and caused the world’s largest offshore spill....
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