The Defining Series: Artificial Lift SLB. The progressing cavity pump consists of a rotor placed inside a stator. The rotor is a screw that has deep round threads and extremely long pitch—the distance between thread tops. The stator has a longer pitch and one more thread than the rotor. When the rotor turns inside the stator, the thread and pitch differences. See more

Web  Artificial lift can be used to generate flow from a well in which no flow is occurring or used to increase the flow from a well to produce at.