LandOfFree - US Patents - Listing for Pipe joints or couplings

Pipe joints or couplings – Particular interface – Tapered

Thread form with multifacited flanks

Pipe joints or couplings – Particular interface – Tapered

Thread from with multifacited flanks

Pipe joints or couplings – Particular interface – Tapered

Thread joint for a drill string for percussive rock-drilling

Pipe joints or couplings – Particular interface – Tapered

Thread joint for tube

Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool

Thread making fitting for unthreaded conduit

Pipe joints or couplings – With casing – lining or protector

Thread protector for tubular members

Pipe joints or couplings – End to side or plate – Screw

Thread supporting stabilizer assembly

Pipe joints or couplings – Particular interface – Tapered

Threaded and coupled connection for improved fatigue resistance

Pipe joints or couplings – Particular interface – Tapered

Threaded assembly of metal tubes designed to contain a...

Pipe joints or couplings – Screw

Threaded attachment

Pipe joints or couplings – Particular interface – Tapered

Threaded connection

Pipe joints or couplings – With means blocking release of holding means – Thread lock

Threaded connection

Pipe joints or couplings – Particular interface – Tapered

Threaded connection

Pipe joints or couplings – With assembly means or feature – Handle or handwheel for rotary engagement

Threaded connection device for pipes

Pipe joints or couplings – Having plural independent paths – For concentric tubes or pipes

Threaded connection engagement and disengagement system and...

Pipe joints or couplings – Particular interface – Tapered

Threaded connection especially for radially plastically...

Pipe joints or couplings – Screw

Threaded connection especially for radically plastically...

Pipe joints or couplings – Particular interface – Tapered

Threaded connection for enhanced fatigue resistance

Pipe joints or couplings – With casing – lining or protector – Lined

Threaded connection for internally clad pipe