A sucker rod is a type of steel or fiberglass rod, usually between 25 and 30 feet (7 to 9 meters) in length, that is threaded at both ends. It is an essential component in the oil industry, used t...
Perforation density refers to the number of perforated holes per meter of length. In general, a high perforation density is required to obtain maximum capacity, but when selecting the perforation ...