1.
The Parameters Optimization of the Reverse Circulation DTH Hammer and Studies on Its Drilling Technique;
全孔反循环潜孔锤参数优化及其钻进工艺研究
2.
Research and Experiment of Drilling Technology in Complicated Stratum of Molybdenum Minerals in Luanchuan of Luoyang
洛阳栾川钼矿复杂地层钻进工艺研究与试验
3.
Research of Technology Problem with Pneumatic Downhole Hammer Core Drilling
气动潜孔锤取心钻进工艺问题的研究
4.
A Study on Pipeline Installation Technology of Horizonal Directional Drilling in Rock
岩层水平定向钻进铺管施工工艺的试验研究
5.
The Research of Portable and Quick Vibration Impact Sampling Equipment and Drilling Technology;
轻便快速振动冲击取样机具与钻进工艺的研究
6.
Research on the Technology Issue of Down-the-hole Hammer Drilling with Casing for Complex Stratum
复杂地层潜孔锤跟管钻进工艺问题研究
7.
Study on Measures Improvement of Extraction Sealing Process in Hanger Ear Drill Site of Driving Tunnel in Sijiazhuang Coal Mine of Yangquan Coal Industrial Group
阳煤集团寺家庄矿掘进巷挂耳钻场封孔工艺改进措施研究
8.
The construction craft research of directional note thick liquid water shutoff drill hole in the depletion region
过煤矿采空区定向钻孔施工工艺研究
9.
Preliminary Study on Well Drilling Technique of Semi-Submersible Drilling Platform with Dual Derrick Rig
半潜式钻井平台双井架钻机作业工艺初步研究
10.
The Study of Examination Effect of the Drilling Technology to Standard Penetration Test;
钻孔工艺对标准贯入试验影响的研究
11.
The Analysis of the Drilling Technology of the Cylinder of the Hydraulic Breaker
液压破碎锤缸体钻削工艺的分析研究
12.
Research on Construction Method and Quality Control of Underwater Bored Pile;
水下钻孔灌注桩施工工艺与质量控制的研究
13.
Study to the Construction Technics and Loading Capacity of the Borehole Cast-in-place Concrete Pile in the Karst Terrain;
岩溶地区钻孔灌注桩施工工艺及承载能力研究
14.
Study on Drilling Craftsmanship and Work Time of American-style Furniture Components;
美式家具零部件钻孔工艺与工时的研究
15.
Study on the Mechanical Analysis of the Extendible Beam of Airborne Roofbolter and Its Construction Technology
机载锚杆钻机伸缩梁力学分析及施工工艺研究
16.
The Modification of Drill Machine Tool and Reaseach of Process Technics to Gun Drilling and Gun Reaming;
改造连杆螺栓孔枪钻组合机床和对枪钻铰工艺研究
17.
Research on Design and Forming Process of the First Moulds of Matrix PDC Bits;
胎体式PDC钻头基础模具设计与成型工艺的研究
18.
The Research of Underbalance Drilling Technology Applying in Daqing Oil Field;
大庆油田欠平衡钻井工艺技术应用的研究