Traditional sucker rod pumps (SRP) use a single traveling valve, but recent double traveling valve innovations have improved SRP performance and efficiency in field applications with double traveling ...
Linear-motor driven plunger pumps are most efficient at transforming mechanical energy to hydraulic work in low-producing and highly deviated wells. Linear-motor driven plunger pumps (LMDPP) are most ...
This file type includes high-resolution graphics and schematics when applicable. The mechanical world is becoming increasingly electrical. The evidence is everywhere, from consumer goods, public ...