LandOfFree - US Patents - Listing for Pipe joints or couplings

Pipe joints or couplings – Packed – Sleeve

Means for coupling and sealing membrane carrying tube sections

Pipe joints or couplings – Packed – Sleeve

Means for coupling and sealing membrane carrying tube sections

Pipe joints or couplings – Clamp

Means for coupling conduit

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

Means for fire protection of pipe joints and valves in...

Pipe joints or couplings – End to side or plate – Bolt or hook in flow

Means for fixing a connecting fitting on a sintered metallic fil

Pipe joints or couplings – Essential catch – Leaf spring

Means for hose clamp replacement

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

Means for locking threaded nozzles to a fire hydrant

Pipe joints or couplings – Pipe to discreet nipple or sleeve to plate – Nipple threaded to plate

Means for tensioning tubing in a wellhead assembly

Pipe joints or couplings – Essential catch

Means of coupling non-threaded connections

Pipe joints or couplings – With strain relief

Means of coupling of non-threaded connections

Pipe joints or couplings – With strain relief

Means of coupling of non-threaded connections

Pipe joints or couplings – With strain relief

Means of coupling of non-threaded connections

Pipe joints or couplings – Swivel – Pipe in socket type

Means of improving performance of swivelling pressure sealing de

Pipe joints or couplings – Essential catch – Leaf spring

Means of locking tubes into engagement with a pressure fitting

Pipe joints or couplings – Temperature-responsive

Means of lowering the operational temperature for elastomeric se

Pipe joints or couplings – With means blocking release of holding means – Auxiliary latch

Means to prevent relative rotation of threaded together pin and

Pipe joints or couplings – Repair

Means to seal terminal ends of pipe sleeves

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

Mechanical connector apparatus

Pipe joints or couplings – With magnetic element

Mechanical coupling