Keyword [Percussion drilling] Result: 1 - 8 | Page: 1 of 1 1.  Rock Breaking Mechanism And Experimental Study Of High Frequency Axial Hydraulic Impactor 2.  Study On Pulsed Laser Trepanning Drilling Of Superalloy Sheets And Analysis For Drilled Hole Morphology Quality 3.  Numerical Simulation Study On Effect Of Impact Load Characteristics On Rock Breaking Efficiency Of Drill Bit 4.  Research On The Anti-erosion Performance Of A New Type Of Hydraulic Impactor 5.  The Study Of One New "Non-contact Rock-breaking" PID Bit And Simulation Of Well Bottom Flow Field 6.  Study On 420J1 Stainless Steel Transverse Magnetic Field-Assisted Millisecond Laser Percussion Drilling And Hole-Trepanning 7.  Investigation On Mechanisms For Laser-Based Hole Generation Assisted By Transverse Electric Field And Lateral Airflow 8.  Simulation Research On The Acceleration Mechanism Of Impact Rock Breaking   <<First  <Prev  Next>  Last>>  Jump to

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