1.
Study the Laws about Steep Soft Coal Seam Coal and Gas Outburst;
急倾斜松软煤层煤与瓦斯突出规律研究
2.
Study on Technology of Soft Coal Seam Rib Spalling Preventing by Water Infusion with Shallow Holes
松软煤层煤壁浅孔注水防片帮技术研究
3.
Selection of Hydraulic Powered Top Coal Caving Support and Three Equipment Matching Applied to Deep Inclined Seam with Soft Roof,Soft Coal and Soft Floor
大倾角三软煤层放顶煤支架选型及三机配套
4.
Fully Mechanized Top Coal Caving Mining Technology in Combined Seams with Close Distance and with Soft Roof,Soft Coal and Soft Floor in Guobei Mine
涡北煤矿近距离三软煤层合并综放开采技术
5.
Spalling Control Technology and Practices in Fully Mechanized Longwall Mining Face in Deep Inclined Soft Seam
大倾角软煤层综采工作面防片帮技术
6.
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
7.
Prevention and Control of Floor Pressurized Water in Coal Mining Face in Seam with Soft Roof,Soft Coal and Soft Floor in Chaohua Mine
超化煤矿三软煤层采煤工作面底板承压水的防治
8.
Research on Bolt-net-tight Wire Support of Gateway with High Geo-stress Sort Coal Seam;
高应力松软煤层回采巷道锚网索支护研究
9.
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
10.
Research on Equipments Coordination for Shearer in Soft Coal Thin Seam with Hard Roof
硬顶软煤薄煤层滚筒采煤机设备配套研究
11.
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
12.
Application of big-obliquity angle mining in three-soft seam in Shitai Coal Mine
“三软”煤层大倾角开采在石台煤矿的应用
13.
Deep "three soft" measures inclined roadway open seam of cosl-process research of technologies
深部“三软”煤层斜井措施巷揭煤防突技术研究
14.
Plowability of plow mining on thin and soft coal seam with hard roof
坚硬顶板松软薄煤层刨煤机开采可刨性研究
15.
Research and Application of Strengthening Technology at Coal Roadway Crossing Point in "Three Soft" Coal Seam
“三软”煤层煤巷交岔点加固技术研究与应用
16.
Application of Coal-bearing Formation Rock Depositional Features in Three-soft Coal Seam
含煤岩系沉积特征在“三软”煤层中的应用
17.
Research on mining technology of combined mining at large inclined angle "three soft" coal seam
“三软”煤层大倾角综采回采工艺研究
18.
"Three soft" in thick Coal Comprehensive mechanization mining stent selection of importance
“三软”中厚煤层综采支架选型的重要性