Cement head quick connector
 A coupling for quickly connecting a cement head to a casing of an oil or gas well comprises tube-shaped upper and lower bodies that connected to each other and are telescopically adjustable. The upper body receives the cement head and the lower body attaches to the casing. A clamp mechanism utilizing split ring segments is located in the lower body and is actuated by a piston for quickly attaching or releasing the lower body to and from the casing. 
FMC Corporation
E Y E E F
E21B Y10S E21B E21B F16L
inventional additional inventional inventional inventional
Paul A. Stephen P.
Crawford Barrett