LandOfFree - US Patents - Listing for Pipe joints or couplings,Particular interface,Tapered

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for well casing and tubing

Pipe joints or couplings – Particular interface – Tapered

Threaded joint with high gas-leak-tightness for oil and gas well

Pipe joints or couplings – Particular interface – Tapered

Threaded pin and box construction for composite tubulars

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe connection

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe connection

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe connection with compressible seal ring

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe connection with cylindrical metal-to-metal,...

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe joint

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe joint

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe joint

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe joint having improved seal ring entrapment

Pipe joints or couplings – Particular interface – Tapered

Threaded pipe joint having improved seal ring entrapment

Pipe joints or couplings – Particular interface – Tapered

Threaded port for fluid flow connection

Pipe joints or couplings – Particular interface – Tapered

Threaded riser adaptor for attaching a structure to a riser

Pipe joints or couplings – Particular interface – Tapered

Threaded tool joint for connecting large tubes

Pipe joints or couplings – Particular interface – Tapered

Threaded tool joint with dual mating shoulders

Pipe joints or couplings – Particular interface – Tapered

Threaded tube joint

Pipe joints or couplings – Particular interface – Tapered

Threaded tubing seals

Pipe joints or couplings – Particular interface – Tapered

Threaded tubular connection