In the face of the market, if you choose to wait, the opportunity will pass by; in the face of the opportunity, if you work hard, you will have room for survival. The market has always operated in this way. It favors the…

What are the main precautions forreverse circulating junk basket?1. It can not be used in the formation with high hardness;2. The inner diameter of the fishing basket shall be greater than the maximum outer diameter of t…

The middle rod of the mud pump is one of the important parts of the power end. Its function is to transfer power to the hydraulic end. The surface of the middle rod material is chrome-plated, and the surface is smooth af…

The Concept of Frac Tree:The frac tree is an important part of the fracturing equipment, which is mainly composed of multiple fracturing gate valves and fracturing heads.The Main Role of theFrac Tree:Input from multiple …

Sucker rod pump is the most widely used mechanical oil production technology in the world. At present, 90% of the total number of oil wells in the world are produced by machinery, of which 85% are pumped by rod pump, and…

Structure of mud pump parts1) Power endbaseFramePinion shaft assemblyShaft gp-pinionCrankshaft assemblyCrosshead assemblyDC motor2) Hydraulic endLiquid cylinderSuction valve, discharge valveCylinder liner, piston, piston…

In addition to the sucker rod string and couplings, there are a number of accessories, mainly to be:(1) The polished rod. Top thesucker rodto connect the wire rope of the horse head with the down-hole sucker rod and to s…

For the choke circulation or the well killing, the choke valve holds the flow of fluid inside to control the wellhead backpressure (the oil pressure and the casing pressure) and to maintain the bottom pressure equal to o…