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

Pipe joints or couplings – Particular interface – Annular socket

Pipe joint made of resin

Reissue Patent

Pipe joints or couplings – Particular interface – Annular socket

Pipe joint made of resin

Pipe joints or couplings – Particular interface – Annular socket

Pipe joint made of resin

Pipe joints or couplings – Particular interface – Tapered

Pipe joint seal rings

Pipe joints or couplings – Particular interface – Annular socket

Pipe joint structure for fluid device

Pipe joint with a gasket retainer

Pipe restraining member

Pipe joints or couplings – Particular interface – Tapered

Pipe section and coupling

Pipe joints or couplings – Particular interface – Tapered

Pipe section and coupling

Pipe joints or couplings – Particular interface – Interlocked or overlapped

Pipe-flange coupling with irreversible screwing at rotation

Pipe joints or couplings – Particular interface – Tapered

Plastic fitting for flared tubing

Plastic pipe coupler with internal sealer

Plastic pipe coupler with internal sealer

Pipe joints or couplings – Particular interface – Tapered

Plastically deformed seals in downhole tools

Pipe joints or couplings – Particular interface – Annular socket

Plug-type connector

Pipe joints or couplings – Particular interface – Annular socket

Pole splicing joint

Pipe joints or couplings – Particular interface – Tapered

Port thread

Pipe joints or couplings – Particular interface – Tapered

Pre-expanded connector for expandable downhole tubulars

Pipe joints or couplings – Particular interface – Tapered

Pressure relieved thread connection