LandOfFree - US Patents - Listing for Pipe joints or couplings

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for steel pipes

Pipe joints or couplings – With lubrication

Threaded joint for steel pipes

Pipe joints or couplings – Screw

Threaded joint for steel pipes

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for steel pipes

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for steel pipes containing a sealing device locat

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for steel pipes having improved galling...

Pipe joints or couplings – With lubrication

Threaded joint for tubes

Pipe joints or couplings – Particular interface – Tapered

Threaded joint for tubes

Pipe joints or couplings – With lubrication

Threaded joint for tubes

Pipe joints or couplings – With assembly means or feature – Guide and support

Threaded joint for two tubular plastic parts

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 – With assembly means or feature

Threaded latch ring tubular connector

Pipe joints or couplings – Connector for conduit housing electromagnetic line: – Having box and connector

Threaded mechanical joint wall sleeve

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Threaded members

Pipe joints or couplings – Pipe to discreet nipple or sleeve to plate – Pipe to nipple connection dependent on nipple to plate...

Threaded or push-type coupling

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