• The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.

    本文阐述了自然崩落特点及其放矿管理基本原理,探讨应用计算机进行自然崩落法的基本方法。

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  • Cut-off grade method has been used to control the ore drawing in non-pillar sublevel caving mining both in and outside China.

    采用无底柱分段崩落采矿国内外一直采用截止品位控制出矿。

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  • Because of the mining condition of ore belt of southern edge in Fengshan Copper Mine is more complicated, the originally used sublevel caving method in the production have obvious shortcomings.

    丰山铜矿南缘开采技术条件复杂采用无底柱分段崩落生产中存在较大问题。

    youdao

  • Because of the mining condition of ore belt of southern edge in Fengshan Copper Mine is more complicated, the originally used sublevel caving method in the production have obvious shortcomings.

    丰山铜矿南缘开采技术条件复杂采用无底柱分段崩落生产中存在较大问题。

    youdao

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