Opencast Mining Technology Articles

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1Ecological and environmental questions caused by closure of large-scale of open pit coal mine and the way of dealing with it1-3

2Probe into Steep Slope Technology in Huolinhe Southern Open-pit Coal Mine4-6,8

3Pin-point Blasting and Its Effect and Protection in Open-pit Coal Mines7-8

4Probe into Technical Transformation Scheme in Coal Processing Plant of Heidaigou9-10,13

5Feasibility Test for Dust Prevention on Mine Road by Using Anticreaming Dust Depression Agent11-13

6Fulfil Duty, Strengthen Supervision Management to Make Sure Safety Production14-15

7Construction Method of Crack- protection and Leakage-resistant in Cistern16-17,20

8Leakage Reasons and Protective Measures during Installation Engineering for Pipes of Central Heating and Washroom18-20

9Analysis and Countermeasures for Wear and Tear of Walking Parts on Large Scale Caterpillar Bulldozers21-22,27

10Transformation of Electric Meter Switching over Circuit Equipment23-24

11Problems Taken into Consideration during Mechanical Welding in Open-pit Mining25-27

12Reasons of Having Not Enough Braking Force and Protective Measures for Electric Wheel Truck28,31

13Premiliary Discussion on Electric Locking out Design for in Double Power Distribution without Guiding29-31

14Test and Probe into the Regenerated Method of Lead Accumulator32-33

15Fostering and Management Coal Enterprise Core Competition Ability34-36

16Simulation Market Accounting to Realize Cost Control37-38

17Strengthening Material Flow Management is a Effective Path to Reduce Productions Cost39-41

18Captical Management of Hardly Grasping Cash Flow as Key Points42-43

19Brief Introduction of Using Information Integrated System to Improve Output in Heilei Open-pit Coal Mine44-44

20Electric Locomotive New TypeDC Carriage Power Test Succeed of Pingzhuang open-pit Mining44-45