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Keyword [Hammer]
Result: 41 - 60 | Page: 3 of 6
41. Research On Hydrostatic Deep Sea Sediment Coring Technology
42. Structure Design Of And Experimental Research On Reverse Circulation Down-the-hole Drill Bit Used In Rapid Drilling
43. Study On The Drilling Technique For Detecting Multilayer Cavities
44. Theoretical And Experimental Research On Hydraulic Hammer With Application To Horizontal Directional Well Drilling In Hard Rocks
45. Development And Analysis Of Closed-Cycle DDTH Air Hammer And Three Channels Drilling System Used In Oil And Gas Exploration Drilling
46. Simulation Analysis For Casing Pipe Structure Of DTH Hammer Dirlling
47. Structure Design Of A Swirl-flow Type Reverse Circulation Bit And Analysis Of Flow Field At Bottom
48. Study On Optimization And Experiment Of Hollow DTH Hammer Bit Under Complex Conditions
49. Research On Erosion Abrasion Resistance Properties Of Hydraulic Impact Hammer Piston-Liner By Bio-inspired Method
50. Influencing Factors And Numerical Analysis On The Impact Crushed Rocks By Pneumatic DTH Hammer
51. Theory And Modeling On Ibration And Impact Of Flexible Body Based On DTH Hammer And Sonic Drill
52. Experimental Research On Key Technologies Of Reverse Circulation Coring With Hollow-through DTH Air Hammer
53. Research On The Drilling Technology Of DTH Hammer Reverse Circulation
54. Theoretical Study And Numerical Simulation Of The Protection Of Water
55. Computational Optimal Control Of Pipeline Flows
56. Theoretical And Experimental Study On Fluidic Hammer With High Impact Energy
57. Study On Impact System Based On Fluidic Hammer With High Impact Energy And Optimizing Analysis Of Other Key Structures
58. Research On Torsional Vibration Of DTH Drill String Without Buckling Based On Domain Decomposition Method
59. Dynamic Characteristic And Critical Criteria For Droplet Breakthrough Upon Impacting Mesh Screen
60. Experimental And Numerical Analysis Of Pure Water-jet Peening On 6061 Aluminum Alloy
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