Coal Science and Technology Articles

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1Comments on technical access for fully mechanized coal mining face with annual coal production of 10 million t1-4

2Analysis on strata pressure of fully mechanized longwall coal mining face in soft roof, soft coal and soft floor seam5-8

3Application and development of coal mining with deep false flexible shield supports8-10

4Application of mine PAS wireless communication system11-15

5Application of secondary support technology in mine soft rock roadway16-18

6High pressure rotary jet grouting applied to curtain construction of drop shaft sinking18-20

7High power fully mechanized coal mining equipment applied in thin seam mining21-22

8Coal mining technology for seam under above goaf with very short distance in Sitai Mine23-26

9Repair technololgy for mine failured development roadway in Guo'erzhuang mine26-29

10Comments on ventilation system of fully mechanized caving mining face with high gassy, seam outburst and spontaneous combustion in potential30-32

11Foam cement applied to treat larger roof falling space33-35

12Brief analysis on test method for cage guide in mine shaft36-38

13Gas drainage in seam with large auto variable diameter bore holes39-41

14Study on flow characteristics of radial multi gear flowmeter42-44

15Finite element analysis on sealing cover of DWX hydraulic prop45-46,38

16Research on bolt-steel mesh-anchor combined support technology applied in deep inclined seam gateway in Xinji No.3 Mine47-50

17Study on volume swelling reaction processing of Huainan coal51-54

18Research on adsorption treatment of iron content waste water55-57

19Transmission characters of electric magnetic wave in arch tunnel58-61

20Test on blasting parameter optimization of coal blasting mining face in thin seam with partings61-63