rotary drilling rig - Globe Thesis

Keyword [rotary drilling rig] Result: 1 - 20 \| Page: 1 of 6
1.	The Structure Analysis And Welding Technology Research For The Mast Of NR220 Rotary Drilling Rig
2.	The Finite Element Analysis On Support Frame Machine Of NR22 Type Rotary Drilling Rig
3.	The Finite Element Analysis Of Mast Of NR22 Rotary Drilling Rig
4.	The Dynamic Analysis On Drilling System Of ZY-200 Type Rotary Drilling Rig
5.	Dynamic Analysis On Tunneling Support System Of The ZY-220 Rotary Drilling Rig
6.	Analysis And Improvement Studying Of Middle-mast And Pulley-yoke Failure Of Rotary Drilling Rig
7.	Bored Pile Rotary Drilling Rig Construction And The Study Of Drill Bit In Haerbin-Dalian Passenger Dedicated Line
8.	Research On Rotary Positioning System Of The Rotary Drill Rig With Load-sensing Properties
9.	Research On The Automatic Verticality Control System Of Rotary Drilling Rig
10.	Structure Analysis And Technological Design Of Type-tr180d Rotary Drilling Rigs
11.	Research About The Mobile Rotary Drilling Rig
12.	Research And Design On Large Rotary Drilling Rig
13.	Rotary Drilling Rig, The Stability Of The Telescopic Drill Pipe Strength Finite Element Method Analysis
14.	Rotary Drilling Rig On The Bus Rotary Hydraulic System Energy-saving And Positioning Control
15.	Rotary Drilling Rig To Drill The Mast Vertical Control System
16.	Rotary Drilling Rig Luffing Mechanism Of Dynamic Characteristics And Its Optimized Design
17.	Rotary Drilling Rig Power Head Power Matching Study
18.	Rotary Drilling Rig Drilling Masts Finite Element Strength Analysis And Its Structure Parameter Optimization
19.	Dispose Forms And Analysis Of The Large Torque Power Device
20.	Analysis Of Virtual Fatigue Life For Gearingdrive Equipment In Power Head Of Small Rotary Drilling Rig
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