Colliery Mechanical & Electrical Technology Articles

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1Influence on Recovery by Sublevel Caving Powered Support ConstructionZhang Yinliang3-5

2Research on Oscillating Boom-type Roadheader6-8

3Problems and Countermeasures of Electric Coal Drill Comprehensive DeviceZhou Youming9-11

4Study of Fast Leakage Protection Technology for Mine Low- voltage Power Supply System11-14

5Superficial Discussion on Current Situation and Development of Underground Electrical Equipment14-17

6Flameproof Mining Mobile Transformer Substation for Use of 3.3kV Power Supply System18-19,34

7Structure Analysis of Oscillating Radial Piston Motor21-22,30

8Several Technical Measures for Hard Rock Cutting by EBJ-160 RoadheaderRen Baorui23-24

9Compensating Pressure Unit of Mine Hoist Disc BrakeWu Ziduan25-27

10Technical Research of Movable Fit for Three Flammability Mixed AirWu Xinmin28-30

11The Common Errors and Handling Methods of Standards Compiling(Ⅳ)Liu Guopu31-32

12New Type Mine Locomotive by German Schalke Company35-36

13Building of High Production and High Efficiency Mining Face in Thin Coal SeamLIU Jiahui37-39

14Improvement of Energy Conservation for 2K60 Fan39-40

15Safety Operation and Maintenance of Rubber Sheathed Pliable Cable for MineWang Qi41-43

16Operating Problems and Improvements of QKTZ8- 3 Electrical Locomotive Controller43-44