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, ...
Leaky shut-off handle? Here’s how to fix it in minutes.
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 ...