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combined top slicing and shrinkage stoping
In this method, the orebody is worked from the top down in successive slices. In the working of each slice, the unit is worked as a shrinkage stope. The broken ore serves to give lateral support to the sides of the unit and also serves as a working platform from which the back is reached. After working a unit, the cover is caved. No timber mat is used. Also known as the Kimberley method.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)