LandOfFree - US Patents - Listing for Pipe joints or couplings

Pipe joints or couplings – Swivel – With rotation limits

Extensible swivel

Pipe joints or couplings – With magnetic element

Extension compensation and explosion protection device

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

Extension coupling for distribution devices for gaseous fluids a

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

Extension member for well-logging operations

Pipe joints or couplings – Vacuum cleaner type

Extension tube in vacuum cleaner

Pipe joints or couplings – For branched path – T-type

External cover pipe for fluid transport pipe

Pipe joints or couplings – With fluid pressure seal – With external pressure supply

External pipe coupling system with inflatable gasket

Pipe joints or couplings – With casing – lining or protector

External protection for expandable threaded tubular connections

Pipe joints or couplings – Particular interface – Tapered

External refacing indicator for a tool joint

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

Externally adjustable seal and bearing structure

Pipe joints or couplings – With fluid pressure seal – With expansible chamber means

Externally threaded quick connect coupling having integral fluid

Pipe joints or couplings – For branched path – having a straight portion and an angled leg

Extreme angle junction overmolding

Pipe joints or couplings – Packed – Screw

Extreme temperature thread sealing method and apparatus

Pipe joints or couplings – Deformed

Extrusion-sealed structure of heat pipe