20110146831 | Corrosion Resistant Oil Field Tubulars for Use as an Oilfield Screen and Other Products and Method of Application - A corrosion resistant waste-water disposal or chemical injection screen is fabricated from extruded, double cold pilgered N06625 or N07716 nickel alloy in a standard oilfield tubular length. After providing each end with a premium thread for a box and a pin end, and slotting the body of the well screen with slits no wider than 0.015 inches and no longer than 2.5 inches, the well screen is ready for deployment in a well. Other types of oilfield tubulars in standard OCTG lengths could be fabricated in the manner described herein. | 06-23-2011 |