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Keyword [drill]
Result: 81 - 100 | Page: 5 of 10
81. A Research On Technology For Increasing Rate Of Penetration In Daqing Xushen Natural Gas Field
82. Study On The Rule Of Ultrasonic Transmission Along Drill Strings
83. Study And Treating Measures On The Downhole Complicationswhile Operating On Laojun-1 Well
84. Design Research On Drill String Absorption ＆ Down Hole Hydraulic Pressurizing System
85. Academic Research Of Drill Stem Failure In Deep Well
86. The Simulation Of High-power Reciprocal Triplex Single Action Drill Pump
87. Study On Weary Petroleum Drill Post Corrosion Loses Efficacy Mechanism And Prevention And Cure Measure
88. Study Of Pre-splitting Blasting Application In Water-bearing Blasthole Stope
89. Research Of Some Problems About Cutting Tools Design And Manufacture
90. Experimental Study On Drilling Several Composites
91. Study Of Ultra-fine Cemented Carbide Grain Growth Restrain Mechanism And Heat Treatment Technics
92. Improvement Of Drill Point Geometry For Drilling High Manganese Steel ZGMn13
93. Research On Driu Vision Orientation Of Open Architecture CNC System
94. Development And Experimental Study Of The Pneumatic Universal Drill
95. Study On Wear Regularity And Life Of The Drill Based On Cryogenic Treatment
96. Load Sensing Hydraulic System Study Of Crawler Drill
97. The Research And Development Of The Three-dimensional Design Of The Twist Drill Based On Knowledge Engineering
98. The Study On Mathmatical Models For The Chinese Multi-facet Drill Based On The GrindSmart 620XS Tool Grinding Machine
99. Automatic Rectifying-Deviation Technique Of Drill For Drilling Oil Well
100. Research Of The New Sharpening Method Of The Twist Drill's Flank
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