Coal Science and Technology Articles

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1Research on gas drainage technology for seam group with complicated and difficult conditions1-4

2Double power earth electric magnetic depth measuring and application5-7

3Research on coking with blended coke powder7-10

4Auto control system design of coal preparation plant base on configuration software11-12,10

5Simulation test and research on gas migration law in goaf of fully mechanized coal caving mining face13-16

6Test and Study on fine coal desulfurization with centrifugal gravity separation17-19

7Research on suitability of support structure with steel bar mesh, bolt and shotcrete20-23

8Surface ground curvature deformation on mining area and base and foundation of lined building24-26

9Application of water hydraulic driving technology in coal mine27-28

10Reasons analysis of different working resistances of top coal caving power supports in the same seam29-31

11Practice on bolt and steel mesh support in high inclined and large cross section gateway of "three soft" seam with potential outburst32-34

12Efficiency improved charge and discharge control circuit34-36

13Application of bolt and grouting support technology to repair of soft rock roadway in Qidong Mine37-38

14Early discovery and control of seam spontaneous combustion in Xingtai Mine39-41

15Power supply technology with 10 kV ground box type mobile substation in underground mine42-45

16Practice on drilling blasting mining replaced by caving mining with light hydraulic supports in soft roof, soft coal and soft floor seam46-47

17New improved gas wet desulfurization technology for high sulfur coking oven48-49,52

18Application of deep hole smooth blasting in mine shaft construction50-52

19Application of electric driving AC full digital control system to mine hoist53-55

20Drilling technology applied to anchoring operation in complicated strata55-57