Petroleum engineer international - Vol. 55, No. 3 (Mar. 1983) ; 142 p.

U.S. drillers complete 1.205 deep wells in 1982 / Rich McNally -- Deep well map -- 132 ultradeep wells cost tuscaloosa with water-base muds / John W. Wilson -- Electricity on the rig, part 1 / Will L. McNair -- Texaco drills deepest utah wildcat / Steven D. Moore -- International land rig locator.

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