000			00681nab a2200181 4500
005			20260520004059.0
008			260224s2010 xxu
245	0	0	_aUS land drilling markets stabilize, with unconventionals dominating
260			_a _b _cago. 2010
270			_a20/09/2010 ; 20/09/2010
300			_a6 p. ; 53-58
520			_aTranscripción del resumen del autor. Trends in the increasingly bifurcated rig sector include the rebound of oil-directed activity relative to gas, more horizontal drilling and stacking of smaller rigs.
581			_a8
773	0		_tWorld Oil _g231
942			_cARTICULO
100	1		_aWilliams, Bob _95205
999			_c177028 _d177028