Efficient drilling in shale reservoirs requires detailed 3-dimensional (3D) horizontal well trajectories. An orthogonal-arc trajectory (OAT) method assumes a single constant curvature in the curved ...
A multi-part series on what a job superintendent needs to know about the escalating use of horizontal directional drilling for undergrounding transmission and distribution lines. Martin Cherrington ...
HOUSTON--(BUSINESS WIRE)--Ryan Directional Services, a division of Nabors (NYSE: NBR)—the world’s largest owner and operator of land-based drilling rigs—has selected Alcoa’s (NYSE:AA) oil and gas ...
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