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new developments of underoround mining methods For gentle dip and thin orebodies in foreign countries

Hu Jiping (Design and Research Institute of Uranium Mining and Metallurgy)  
This paper describes new underground mining methods for gentle dip and thin orebodies in foreign countries.These are combined up-dip and down-dip breast sto-ping shrinkage stoping with longhole blasting, mechanized on-strike open stoping, longwall stoping with dewatered tailings slime as filling material and on-strike resuing stoping by pin-point blasting.
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