DEVELOPMENT OF BOLTING TECHNIQUE IN CHINA'S COAL MINES

Ma Qihua, Xu Enhu, Zhu Shande. DEVELOPMENT OF BOLTING TECHNIQUE IN CHINA'S COAL MINESJ. CHINA MINING MAGAZINE, 1997, 6(5): 47-50.

Citation:

Ma Qihua, Xu Enhu, Zhu Shande. DEVELOPMENT OF BOLTING TECHNIQUE IN CHINA'S COAL MINESJ. CHINA MINING MAGAZINE, 1997, 6(5): 47-50.

Citation:

Ma Qihua, Xu Enhu, Zhu Shande. DEVELOPMENT OF BOLTING TECHNIQUE IN CHINA'S COAL MINESJ. CHINA MINING MAGAZINE, 1997, 6(5): 47-50.

Abstract

Three development stages of bolting support technique and its application fields in China's coal mines are shown; four' development directions of bolting technique and dessgn rnethods are reviewed;and four important problems which must be solved in developing bolting technique are analysed

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