Connection for pipes of composite materials
Connector for the pipe coupling of a high-pressure cleaning appa
Connector means for use on oil and gas well tubing or the like
Corrosion seal for threaded connections
Corrugated tube fitting with a ridge sealing device and method
Corrugated tubing fitting
Coupling and method for folding back a pipe and using for it and
Coupling assembly for tubular articles
Coupling device
Coupling for drilling-with-casing operations
Coupling for mine ventilation conduits
Coupling for well casings
Coupling hardware
Couplings for standard A.P.I. tubings and casings
Cylindro-conical pipe joint