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

Pipe joints or couplings – Particular interface – Tapered

Corrosion seal for threaded connections

Pipe joints or couplings – Particular interface – Tapered

Corrugated tube fitting with a ridge sealing device and method

Pipe joints or couplings – Particular interface – Tapered

Corrugated tubing fitting

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Counter torque tube connection

Pipe joints or couplings – Particular interface – Annular socket

Coupling

Pipe joints or couplings – Particular interface – Tapered

Coupling and method for folding back a pipe and using for it and

Pipe joints or couplings – Particular interface – Tapered

Coupling assembly for tubular articles

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Coupling between at least two members to be subjected to high th

Pipe joints or couplings – Particular interface – Tapered

Coupling device

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Coupling for corrugated conduit

Pipe joints or couplings – Particular interface – Tapered

Coupling for drilling-with-casing operations

Pipe joints or couplings – Particular interface – Tapered

Coupling for mine ventilation conduits

Pipe joints or couplings – Particular interface

Coupling for pipes with plain ends

Pipe joints or couplings – Particular interface

Coupling for plain end pipe

Pipe joints or couplings – Particular interface

Coupling for use with container valve

Pipe joints or couplings – Particular interface – Tapered

Coupling for well casings

Pipe joints or couplings – Particular interface – Tapered

Coupling hardware

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Coupling structure for coupling two pipes

Pipe joints or couplings – Particular interface – Tapered

Couplings for standard A.P.I. tubings and casings