One potential problem when repairing a water shut-off valve leak is that the pressure you put on the packing nut to turn it ...

PARIS, France—Treating a failed bioprosthesis via transcatheter aortic valve replacement (TAVR)—the so-called valve-in-valve approach—is feasible and often effective but technically demanding, ...

Gravel packing horizontal openhole laterals with washpipe diverter valves and external casing packers (ECPs) enables isolation of the produced oil stream from shale, water, gas, or other sections of ...