A primary barrier element at the top of a braided line or electric wireline rig-up. Grease is injected through the flow tubes to allow the wire to be run through the head and back out without well fluids escaping to the atmosphere.
A primary barrier element at the top of a braided line or electric wireline rig-up. Grease is injected through the flow tubes to allow the wire to be run through the head and back out without well fluids escaping to the atmosphere.