Self-sealing tapered thread form
Self-setting high pressure fitting
Self-swaging threaded tubular connection
Separable pipe and/or armature connection
Single taper wedge thread connection with mid-seal
Slim-type threaded joint for oil well pipes
Slip lock connector assembly for joining sheet metal ducts
Splined connector for a position-sensitive device such as a...
Stabilized center-shoulder-sealed tubular connection
Steel tube threaded joint having an impervious device at the lev
Stepped thread and cutoff thread joint exhibiting excellent fati
Straight hole drilling system
Strengthened pipe fitting and method
Structure of fluid passage output port of fluid-operated...
Subsurface drill string
Sucker rod connection with improved fatigue resistance,...
Superfine finish piping joint
Swagable fitting with inner curved grooves
Swaged tube coupling
System and method for increasing wall thickness on end of pipe o