Aiming at the geological and mining conditions in Qianhe gold mine,the experimental research on small segment caving mining method is carried out.
针对前河金矿地质及开采技术条件和生产现状,进行了小分段崩落采矿法试验研究。
In order to ensure the application quality of sublevel caving mining method,lab simulation test researches on granular media flow rule are carried out aiming at the deposit conditions in Xiadian gold mine.
为确保分段崩落采矿法的应用质量,针对夏甸金矿的矿床条件,在室内模拟试验研究了矿岩为同种物料时的散体流动规律。
The study of the caving method can supply a safe and efficient mining methed for the gypsum strong veins.
试验研究在石膏厚矿床中采用崩落采矿法开采,是我国石膏厚矿床提高矿石回收率与安全生产的新途径。
In the experiment,the caving method with medium hole and sill-free sublevel was adopt,fractional height is 10 m,and the interval for access road is 12 m.
采矿方法试验研究采用中深孔无底柱分段崩落采矿法,分段高度10 m,进路间距也是10 m。
Factor analysis on loss and dilution of overburden strata bottom ore-drawing in caving method;
崩落采矿法是金属矿山地下开采应用较多的一种高效采矿方法,覆岩下底部放矿损失贫化大是该采矿法的一个特点。
sublevel blast-hole method
深孔分段崩落采矿法
Mining design procedures of the deep mining process sublevel caving stoping method
无底柱分段崩落采矿法回采设计方法
Experimental Research on Small Segment Caving Mining Method in Qianhe Gold Mine
前河金矿小分段崩落采矿法试验研究
top slicing combined with ore caving
下向水平分层崩落采矿法
Development of MCAI Courseware for Sublevel Caving;
无底柱崩落采矿法的MCAI课件的开发
Mining Theoretical Great Breakthrough of Sublevel Caving Method
无底柱分段崩落法采矿理论的重大突破
Increasing of ore recovery rate and decreasing of ore loss & dilution rate in the case of pillarless sublevel caving
浅析无底柱分段崩落法提高矿石回采率
The Appling of Mining Method by Stage Avalanche and Shallow Bore Withhold Mine Coulping of XiaDian Gold Mine
夏甸金矿分段崩落与浅孔留矿耦合采矿方法的应用
The Geopressure Problem and Controlling Methods in Mining with the Bottomless Pillar's Sublevel Caving in TaoChong's Iron Mine;
桃冲铁矿无底柱分段崩落法采矿的地压问题与控制方法
induced block caving
阶段人工崩落开采法
Support Technique and Equipment for Block Caving in Tongkuangyu Copper Mine
铜矿峪矿矿块崩落法支护技术与设备
On this basis calculation method runoff infiltration for mining cave attain introduced.
并在此基础上探索采矿崩落区降雨逞流渗入量的计算方法。
Optimization Discussion of Non-pinar Sublevel Caving Production Unit Series
无底柱分段崩落法采矿的生产单元系列优化研究
Mechanism of capping rock collapse by no-pillar sublevel caving
无底柱分段崩落法开采顶板围岩崩落机理
The Application of Trench-continuously-advanced Caving Method for Unit Block
单元矿块堑沟连续推进崩落法的应用
On Mechanical Stability of First Base in Caving Process of Longshou Lean Ore Mining Area;
龙首矿贫矿体崩落采矿中第一个底部结构力学稳定性研究
Research on Low-Dilution and Loss Sublevel Caving of Inclined Medium-thick Orebody in Xiadian Gold Mine;
夏甸金矿倾斜中厚矿体低贫损分段崩落法研究
Improved way of sublevel caving without sill pillar of Chambish main orebody
谦比希铜矿主矿体无底柱分段崩落法改进途径