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Keyword [Percussive-rotary]
Result: 1 - 10 | Page: 1 of 1
1. The Development Of CHF-20 Percussive-Rotary Reverse-circulation Drill
2. Study On DTH With Self-propelled Round Bit And Its Simulation Analysis
3. Study On Diamond Bit With Steel Bonded Carbide Type Of Matrix For Percussive-Rotary Drilling
4. The Pore-forming Mechanism Study Of Cam Bit On Percussive-Rotary Extruding DTH Drilling
5. Development And Simulation Of The Moon Sample Drilling Platform
6. Design Of Large Diameter Percussive And Rotating Combined Multi-dynamics Drilling Tool
7. Study And Design Of Pneumatic DTH Hammer With Self-propelled Round Bit
8. A Study Of The Port Valve Assignment Hydraulic Down-hole Hammer Vibration And Working Charactristics Experimental Simulations
9. Study On Dynamic Identification Of Surrounding Rocks' Mechanical Characteristics In Percussive Rotary Drilling With Holes
10. Research On Efficient Rock Breaking Technology Of Hard Formation Based On Hydraulic Impactor
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