Breaking Swab - Two Crewmen at T. L. Swiger Well No. 6, Phila. Co. Shinnston, W.Va.
Swabbing is the act of pulling fluid from the well bore through the use of wire rope and cup assembly. Swabbing equipment includes a swabbing assembly, lubricator with an oil saver, and shut-off valve on the well, also called a swabbing valve.