Journal of China Coal Society 1992 Issue 2 PRE-MINING BEFORE DEVELOPMENT OF ROADWAYS IN A THICK SEAM FOR DESTRESSING

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Journal of China Coal Society
0253-9993
1992 Issue 2

PRE-MINING BEFORE DEVELOPMENT OF ROADWAYS IN A THICK SEAM FOR DESTRESSING
Lu Shiliang Bai Chenguang Huang Qixia Huang Maotong Chen Guoqi

..............page:1-7

COMPUTER SIMULATION OF TOP COAL DRAWING FROM SUB-LEVEL CAVING FACE IN GENTLY INCLINED THICK SEAM
Ren Fengyu Liu Xingguo

..............page:8-18

PREDICTION OF MAJOR PARAMETERS IN SLURRY PIPELINE TRANSPORTATION BY SIMULATION
Zhang Xuliang

..............page:19-31

INVESTIGATION OF RULES OF FLOOR ROCK FAILURE IN THE WORKINGS WITH RISK OF ORDOVICIAN CONFINED WATER
Gao Yanfa Li Baiying

..............page:32-39

APPLICATION OF PETRI NET IN SYSTEM ENGINEERING OF COAL MINE SAFETY
Wang Peiliang Zhai Dcyuan

..............page:40-48

PHYSICAL AND NUMERIC SIMULATION OF METHANE MIGRATION IN COAL SEAM
Luo Xinrong

..............page:49-56

APPLICATION OF POLYNOMIAL CURVE FITTING IN GROUND PRESSURE OBSERVATION
Meng Jinsuo Shi Wenbo Yang Houzhu

..............page:57-65

SD MODEL OF REFRIGERATION SYSTEM FOR DECISION ANALYSES IN SHAFT FREEZING
Ji Hongguang Zhou Wenan

..............page:66-73

STUDY OF SWITCH-TYPE MAGNETIC RESISTANCE MOTOR
Wang Zhenmin

..............page:74-79

AN ARC MODEL FOR ANALYSING OVERVOLTAGE CAUSED BY ONE PHASE ARC-GROUNDED FAILURE IN MINE POWER SUPPLY SYSTEM
Hu Ping

..............page:80-88

CLASSIFICATION OF HYDRO-GEOLOGICAL CONDITIONS IN CHINESE COAL MINES
Li Xunqian Ren Suzhen

..............page:89-96