Large diameter flush-joint pipe handling system
Leak containment system for a stuffing box
Leakproof stuffing box with external lubrication for polish rod
Lid adapter for use with a rotating head
Lift-out device for pitless well adapters
Line stripper
Load bearing support structure for rigs above a wellhead
Load detection and indicator apparatus for well tubing or the li
Load detection and indicator apparatus for well tubing or the li
Lockable well cap
Lockdown mechanism for well tools requiring fixed-point packoff
Locking assembly for monitor wells
Locking device to load and to screw a drill stem and casing tube
Lubricator for moving well equipment through flow conductor
Lubricator for use with coiled tubing apparatus and...