| 1. | Technical renovation of high raise in yongshaba mine 用沙坝矿高溜井的技术改造 |
| 2. | Pass faults in open - pit mine and their prevention and control 露天矿溜井故障及其防治 |
| 3. | Compound reinforcement technology for main ore - pass and ore bins 主溜井及矿仓的复合加固工艺 |
| 4. | Effect of the recirculation system of ore - pass raise at grasberg mine 矿的放矿溜井再循环系统的效果 |
| 5. | The impact air flow in ore pass 溜井的冲击气流 |
| 6. | Effect and gme of lenshan mine stope key out blasting on waste drift repass 采场开沟爆破对废石平硐溜井的影响及对策 |
| 7. | Technique of blasting vibration reduction for drift - repass in lanjian iron ore 兰尖铁矿保护平硐溜井的爆破减震技术措施 |
| 8. | Measurement of the deformation of abandned adit pass at pit bottom caused by surface blasting 露天采矿爆破对采场底部废石平硐溜井影响的变形测量 |
| 9. | Air cannon block clearer is a special device used to prevent and remove the material blast and block of all kinds of bunker , hopper , cement preheating furnace , pipeline y section and mine drawshaft and drawslope 空气炮清堵器是防止和消除各类型料仓,料斗、水泥预热器窑和管道分叉处及矿山溜井、溜坡的物料起拱,粘仓闭塞等现象的专用装置。 |
| 10. | A summary introduction is made of the electrovibrating ore - drawing techniques that have been used in shizishan copper mine , which includes the electrovibrating ore drawing of the ore pass in middle section , the one for in - stope ore drawing , the one for the main underground ore bin and the one for the coarse ore bin in the concentrator 针对狮子山铜矿应用中的几种电振动放矿技术进行了总结性介绍,它们分别是:中段溜井电振动放矿、采场内电振动放矿、坑下主矿仓电振动放矿、选矿厂粗矿仓电振动放矿。 |