1.
Application of Loosening Roadway Sides and Pressure Relief with Wind-coal Drill in Roadway of Excavation Face
风煤钻松帮卸压在采掘工作面巷道中的应用
2.
Accident Treatment of Boring in Air Shaft Ground Pre-grouting in Yangcun Coal Nine
杨村煤矿风井地面预注浆工程钻孔内事故处理
3.
Medium Pressure Compressed Air Drilling Technique and Matched Equipment in Soft and Outburst Seam
松软突出煤层中风压空气钻进工艺及配套装备
4.
Research on Air Supply Parameter and Design on Dust Collector for Moderate Pressure Air Drilling in Soft Coal Bed
松软煤层中风压空气钻进供风参数研究及除尘装置研制
5.
Application of Wind Pressure Draining Dust Technology to Construction Drainage Drilling in Soft,Thin Seam
压风排粉技术在松软、薄煤层施工抽放钻孔中的应用
6.
Identification of coal block tcxture with core and application
用钻孔煤心鉴别煤层煤体结构及其应用
7.
Research on Direction Control Techology of Auger Drill Miner Drill
螺旋钻采煤机钻具定向控制技术的研究
8.
Research of Key Technology with Drilling Stem Fixed with Cable in Directional Drilling under Coal Mine
煤矿井下定向钻进通缆钻杆关键技术研究
9.
Application of Triangular Drilling Rod to Gas Drainage Borehole Drilling in Medium Soft Seam
三棱钻杆在中软煤层顺层瓦斯抽排钻孔的应用
10.
Application of Drilling Engineering in Fracturing Test Borehole of Gasification Coal Mining
钻探工程在气化采煤压裂试验钻孔中的应用
11.
The measurement while drilling technology in nearly horizontal directional drilling in coal mines
煤矿井下近水平定向钻进中的随钻测量技术
12.
The Better Chosen of the Field Arrangement of the Drill Hole Pulls Out Putting Drills and the Drill Hole Parameter of the Coal Bed Gas in PanJiang Mining Area;
盘江矿区煤层气钻孔抽放钻场布置及钻孔参数优选
13.
Application of Cuimiao Coal Drill Protection Layer Face Shearer Style in Drilling
崔庙煤矿保护层工作面钻采煤机在钻采中的应用
14.
bar rigged drifter
架式风钻，架式凿岩机
15.
Light Drills Digs "Three soft" Coal Bed Coal Lane Tunneling Application
轻型钻掘机在“三软”煤层煤巷掘进中的应用
16.
Application of Anti-well Drilling Rig to Main Shaft Coal Bunker Construction in Xinyi Coal Mine
反井钻机在新义煤矿主井煤仓施工中的应用
17.
Application of Directional Drilling in CBM Exploration
定向钻进技术在煤层气勘探中的应用
18.
The Structural Principle and Application Practice of Coal Auger
螺旋钻采煤机的结构原理和使用实践