Safety in Coal Mines Articles

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1Considerations on Perfecting Laws and Regulations System of Safety Production in China1-5

2Preliminary Probing into Outburst Prediction Index in Wu9-10 Seam Excavated Face of No.10 Coal Mine in Pingdingshan8-11

3Time Coefficient Balance Method Used in Calculating Out-flow of Gas in Working Faces12-13

4Improving Methane Drainage Rate by Cross-Seam Deep Hole Blasting14-16

5Practice of Controlling Gas from Long Distance High Drainage Mine of Goaf in 21121 Fully-mechanized Coal Winning Face of Shanjiaoshu Coal Mine16-18

6Paths of Improving Output and Efficiency of Fully-mechanized Coal Winning Faces19-22

7Study and Application for Supporting Mode of Main Roadway in Deep Coal Mine25-26

8Technical Transformation and Effect Checking for Mine Fans27-28

9Mathematical Statistic and Analysis for Water-preserving of Limestone and Prevention of Water Bursting29-31

10Lead Protective Device for Longitudinal Tearing of Belts31-32

11Overall Plan of KJ19 Monitoring and Controlling System of Coal Mine Safety33-34

12Language Coding and Decoding Design for Mine Mobile Communication Telephone35-37

13A Kind of Electric and Hydraulic Reversal of Air Flow Device Used in Breakaway Explosion Door of Shaft37-39

14Discussion on How to Deal with a Few Relations in Coal Mine Safety Production40-41

15Macroscopic Penetrating Analysis for Coal Mine Safety Status in China45-47

16Setting up Ideal of Occupational Safety Health Management System48-50

17Depending on Scientific and Technical Advance to Control Gas51-53