Coal Science and Technology Articles

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1Design and construction of high pressure water gate wall in seam gateway1-4

2Practices on fully mechanized coal mining in seam with thickness about 4 m4-7

3Comprehensive digital protection system for high voltage flame proof switch base on DSP+CPLD8-11

4Gas drainage and comprehensive utilization applied in Jincheng Mining Area12-14

5Upward mining to improve complex roof control of seam15-18

6Control technology for special high pressure Ordovician limestone water disaster in Sanhejian Mine18-20

7Digital excavation applied to processing control in coal preparation plant21-24

8Flame proof high pressure soft starting equipment applied in coal mine25-27

9Power chart analysis method applied to gear fault monitoring and measurement of pump27-31

10Failure cause and repair of soft rock roadway in Guhanshan Mine32-33

11Combined support technology of bolt and grouting for deep soft rock roadway in No.10 Mine of Pingdingshan34-37

12FTA applied to analyze transportation accident in underground mine37-39

13Analysis on reinforcing mechanism of surrounding rocks for crossing mining gateway40-42

14Mine-drawing digitizing and main methods43-45

15Enlarging and excavation construction technology for mine shaft46-48

16Research on function mechanism of coal in coke gasification reaction processing49-51,48

17Development of mine portable digital recorder52-54

18Study on theoretical characteristics of two stage traveling vane in counter rotating fan55-58

19Water-solubility macromolecule solution applied to control clay swelling58-60

20Discussion on test depth of initial speed from borehole gas emission61-64