The case for top coal caving

TOP coal caving has developed into an important approach for high production and high efficiency mine production in China.

The case for top coal caving The case for top coal caving The case for top coal caving The case for top coal caving The case for top coal caving

The single yield record of a working face has improved continuously since the adoption of top coal caving in China, according to professor Guofa Wang, chief scientist at the China Coal Research

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