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DEPOSITIONAL ENVIRONMENTS AND COAL-ACCUMULATING CHARACTERISTICS OF YAOPO FORMATION IN BEIJING
Yang Rongfeng, Liu Qinfu
1992, 20(2): 1-5.
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ON THE “VOLCANICLASTIC ROCKS” IN THE TAIYUAN FORMATION OF TENGXIAN COALFIELD——To Discuss with Mr. Wang Yongping
Fang Qinghua, Xu Bangrong, Lyu Pengju, Zhang Xiqi, Shi Longqing
1992, 20(2): 6-9.
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CORRELATIVITY OF THE CIRCULAR STRUCTURE IMAGES WITH THE GRAVITY AND MAGNETIC ANOMALIES AND ITS IMPLICATION FOR THE FUTURE COAL INVESTIGATION
Zou Yuanyao
1992, 20(2): 16-20.
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STUDIES ON THE COALIFICATION OF SAPROPELIC COALS
Xiao Xianming, Cheng Dingsheng
1992, 20(2): 21-29.
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COAL-DERIVED GAS AND ITS RESERVIOR CONDITIONS IN YAOJIE MINING AREA, GANSU PROVINCE
Zhang Genshen, Du Liping
1992, 20(2): 30-35.
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DYNAMIC PREDICTION FOR OUT BURST OF COAL AND GAS
Mao Shanjun, Zheng Shengfei
1992, 20(2): 36-39.
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THE HYDROGEOLOGICAL CONDITION OF WEISHAN LAKE AND ITS EFFECT ON MINING UNDER WATER
Wang Yonghong, Shen Wen
1992, 20(2): 40-44.
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INVESTIGATION TO THE TECTONITE ROOF OF THE COAL SEAM FOR THE STABILITY
Wang Zhirong
1992, 20(2): 44-46.
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STUDY ON THE ENGINEERING GEOLOGICAL PROPERTIES OF THE SOIL MASS AND THE MINING CHINK'S FORMING CONDITIONS AND IT'S GROWTH DEPTH OF THE HUAI RIVER LARGE DIKE
Li Wenping, Yu Shuangzhong, Jiang Zhenquan, Ma Jinrong
1992, 20(2): 47-50.
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LAYERING LOGGING CURVE WITH DEGREE OF FUZZY
Li Wulun
1992, 20(2): 51-53,59.
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PRELIMINARY APPROACH INTERPRETING CONTENT OF Ga IN COAL WITH NATURAL GAMMA LOGGING DATA
Chen Jiliang
1992, 20(2): 54-56.
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TWO TECHNICAL MEASURES FOR DIAMOND WIRELINE CORE DRILLING INTO BAD FORMATIONS
Li Wenzhong
1992, 20(2): 60-62.
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PRACTICE AND DISCUSSION ON SUPPORTING THE HOLE WALLS AND PLUGGING THE LEAKY ZONES WITH COMMON PORTLAND CEMENT
Du Huanwen, Hu Zhongyi
1992, 20(2): 63-68.
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TECHNIGUE OF SYNTHESIZING HIGH STRENGTH AND COARSE GRAIN DIAMOND CRYSTALS
Wang Songshun, Wang Min
1992, 20(2): 68-71.
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