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View MoreRoom and Pillar Mining Method SlideShare. Oct 22 2014 · Room and Pillar Mining Method 1. Hassan Z. Harraz email protected 2014 2015 This material is intended for use in lectures presentations and as handouts to students and is provided in Power point format so as to allow customization for the individual needs of course instructors.. Get price
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Chat OnlineA common open-stoping method is room-and-pillar mining in which pillars of ore are left standing to support the rock over a flat-lying ore body. Get A Quote. CNA Pillarcombinations For Mining. The characteristic of the invention is making use of the pillar-structures on the pitroof and the bottom of the stope.
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