E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 29/00 (2006.01)
Patent
CA 2577742
An apparatus for the radial expansion and plastic deformation of a tubular member that includes a coating to reduce the frictional forces of expansion.
Enventure Global Technology
Kirby Eades Gale Baker
LandOfFree
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