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

Pipe joints or couplings – Particular interface – Tapered

Flared tube coupling having a disposable sealing boot

Pipe joints or couplings – Particular interface – Tapered

Flareless compression fitting

Pipe joints or couplings – Particular interface – Tapered

Flexible pipe connection

Pipe joints or couplings – Particular interface – Tapered

Flue gas conduit connector

Pipe joints or couplings – Particular interface – Tapered

Fluid coupling assembly

Pipe joints or couplings – Particular interface – Tapered

Fluid-tight connecting apparatus

Pipe joints or couplings – Particular interface – Tapered

Frusto-conical seal fitting

Pipe joints or couplings – Particular interface – Tapered

Fuel feeding pipe

Pipe joints or couplings – Particular interface – Tapered

Gas tightly sealed joint in oil field tubular goods

Pipe joints or couplings – Particular interface – Tapered

Gas-tight joint for pipe linings and risers

Pipe joints or couplings – Particular interface – Tapered

Gasket apparatus and hermetically sealed joints employing said g

Pipe joints or couplings – Particular interface – Tapered

Gasket for sanitary pipe fittings

Pipe joints or couplings – Particular interface – Tapered

Hang-free thread design

Pipe joints or couplings – Particular interface – Tapered

Hermetic connection device and method of providing hermetic conn

Pipe joints or couplings – Particular interface – Tapered

Hermetic metal pipe joint

Pipe joints or couplings – Particular interface – Tapered

High efficiency drill pipe

Reissue Patent

Pipe joints or couplings – Particular interface – Tapered

High efficiency drill pipe

Pipe joints or couplings – Particular interface – Tapered

High pressure flow line connection

Pipe joints or couplings – Particular interface – Tapered

High pressure flow line connection