Oilfield Drilling Metal Liner

Due to the different purposes and construction objects of the rock drilling and excavation engineering, there are many types of drilling rigs. Drills can be classified according to their purpose,...

A mud pump is a reciprocating piston/plunger device designed to circulate drilling fluid under high pressure (up to 7,500 psi (52,000 kPa) ) down the drill string and back up the annulus. Mud pump is...

First, the rig regularly check the project 1. Inspect the main structural condition of the drilling rig, bolts of structural connections, connection pins of structural parts, welds of various...