the paper introduced shallow hole shrinkage stoping method that has been used in baoziwan gold mine for many years.
叙述了堡子湾金矿多年来应用浅孔留矿采矿法的生产实践以及对采切工程的改进。
experienced advice and explorations on the main problems encountered in practical operations with the open stoping method are stated in this paper.
随着发现的小矿体渐多,空场采矿法越来越显示了它的重要性。本文对空场采矿法应用中的几个主要问题作一概略分析。
the ore and surrounding rock in luoyang mining area of panluo iron mine are of stable type, where open stoping method is adopted.
潘洛铁矿洛阳采区矿石及围巖均属稳固类型,开采方法采用空场法。
medium and deep hole casting blast sublevel open stoping method is suggested and its suitability to the stope ground pressure is expounded.
提出了中深孔抛掷爆破分段空场法,并阐明其对采场地压的适应性。
the suggestions on improvements of the above mentioned stoping method are also presented.
并对今后如何进一步搞好接顶回采提出了看法和建议。