浅孔留矿法的应用实践

Mining Practice to Apply Shallow hole Shrinkage Method

高宝山金矿矿区地质复杂，原有浅孔留矿法在生产中存在较多问题，特别是顶板塌落。

Many problems existed when the original shallow hole shrinkage method was used in Gaobaoshan Gold Mine,roof fall in particular,because of the complex geology of its mining area.These problems were latter well solved by switching to shallow hole shrinkage method with local ore drawing through upward pass.