Oilfield Tools Quiz: Can You Name These Drilling Tools?Share:FacebookPinterestTwitterMailWhat is this large oilfield device used to pump drilling mud?50%Next Correct Incorrect A mud pump forces drilling mud down the drill pipe to cool the bit and control well pressure. What is this large oilfield device used to pump drilling mud? Charge Pump Mud Pump Mixing Hopper Standpipe Manifold 50%