Experimental research on the performances of water jet
Jun 20, 2018#0183;#32;Actually, the process of borehole hydraulic mining for underground oil shale usually includes three key steps: (1) the borehole is drilled through the underground oil shale bed from the ground; (2) a hydraulic monitor and other hydraulic or pneumatic mining equipment is placed down into the borehole from the ground; the highpressure mud pump