1.
RESEARCH ON EXPERIMENT OF PROTECTION OF WELL MOUTH CONSTRUCTED BY COMPRESSION BLASTING IN LOOSE STRATUM
松散层介质压缩爆破成井口部保护试验研究
2.
This paper briefly intro-duced the practice of longhole blast shaft-formirg method for blind shaft sinking in Tongshan Copper Mine.
本文简要介绍了深孔爆破成井法在铜山铜矿盲竖井掘进中的实践。
3.
Application of Deep Hole Blasting to Shaft Sinking in a Hard Rock-type Uranium Mine in South China
深孔分段爆破成井技术在南方某硬岩型铀矿山充填井掘进中的应用
4.
Technology of Excavating Square Vertical Well by Pre-split
方形竖井预裂爆破一次成型施工工艺
5.
Study on Simulation Optimization and Application of Shaft Formation by One Deep-hole Blasting;
深孔爆破一次成井模拟优化与应用研究
6.
long hole raising
深孔爆破法天井掘进
7.
Reasons and Overcoming Measures of Anti-explosion of Emulsification Detonator in Blasting at Freezing Gravel Stratum Shaft;
冻结立井爆破乳化炸药拒爆原因及防止措施
8.
Exploration of Grouting in Blasting Perfoliate Crack of Dongfeng Liangbei Well
梁北东风井爆破贯穿裂隙注浆的探索
9.
Deep Hole Blasting in Hard Rock of No.1 Auxiliary Shaft of Lilou Steel Coal
李楼铁矿1#副井硬岩深孔爆破技术
10.
Application of Blasting Technology to Inclined Topsoil Construction
爆破技术在斜井表土段施工中的应用
11.
Outburst Control Method and Safety Blasting Technology for Seam Opening in Deep Mine Shaft Sinking
深立井揭煤消突方法与安全爆破技术
12.
Drilling and Blasting Technology of Hard Rock in New Ventilating Shaft in Zhangxin Coal Mine
张新矿新风井坚硬岩石凿岩爆破技术
13.
Increasing Blasting Efficiency of Frozen Rock and Speedingup Shaft Construction
提高冻结基岩爆破效率 加快立井井筒施工速度
14.
Study on Enclosing Rock of Deep Tunnel Well Destruction Character under Blasting Shock Effect;
爆破震动作用下深井巷道围岩破坏特征研究
15.
The post-blasting investigation of the effect of blasting indicated that the demolition blasting of the cofferdam was successful.
爆破效果调查表明,此次围堰拆除爆破是成功的。
16.
Research and Application in Combined Shaft Operation of the Deep Bore Blasting Technique
立井混合作业深孔爆破技术研究与应用
17.
Control of Blasting Vibration Arising from Vertical Shaft Excavation in the Southern Hall of the Guangzhou East Metro Station
广州地铁东站南厅竖井石方爆破震动控制
18.
Design and Practice of Blasting Demolition for Multiple Double-pipe of Abandoned Oil Well
废弃油井多重套管爆破拆除的设计与实践