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Study on Geostress Measurement and Distribution Law of Dynamic Phenomenon Frequently Occurred in Mining Area
2012(12)
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Study on Temperature Field Distribution Law of Freezing Wall for Inclined Shaft
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2012(12)
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Study and Practices on Changing from Fully Mechanized High Cutting Coal Mining to Fully Mechanized Top Coal Caving Mining in Buertai Mine
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2012(12)
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Study on Pressure Released Technology of Shortwall Mining Face
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2012(12)
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Study on Factors Affected to Stability of Water Prevention Coal Pillar in Steep Inclined Seam Mining
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2012(12)
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Experiment Study on Secondary Grouting Reinforcement of Broken Surrounding Rock in Large Loose Circle
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2012(12)
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Bolt Support Technology of Gateway with High Stress Broken and Swelling Roof
2012(12)
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Study on Geostress Measurement by Hydrallic Fracturing Method in Mine Soft Rock Roadway
2012(12)
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Study on Micro Seismic Monitoring and Measuring Technology in High Cutting Fully Mechanized Top Coal Caving Mining of Deep Mine
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2012(12)
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Drilling Construction Test of ZYWL- 6000D Directional Drilling Rig
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2012(12)
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New Gas Drainage Technology of Single Outburst Seam in Pingdingshan Mining Area
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2012(12)
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Permeability Improved Technology and Practices with Deep Borehole Energy Accumulation Blasting in Low Permeability Seam
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2012(12)
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Practice on Comprehensive Gas Drainage Technology in High Gassy Mine
2012(12)
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Study on Comparison of Methods to Determine Gas Drainage Radius and Existed Problems
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2012(12)
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Study on the Methods of Eliminating Blank Zone of Mine Gas Drainage
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2012(12)
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Moisture Content Affected to Initial Gas Emission Velocity of Different Ranking Coal .
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2012(12)
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Study on Dynamic Features of Leg Applied to Hydraulic Powered Support Under Bumping Load
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2012(12)
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Design on Energy Collection System in Underground Mine Based on Piezoelectric Effect
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2012(12)
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Design on Energy Collection System in Underground Mine Based on Piezoelectric Effect
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2012(12)
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Influence Factor Research on Water Saving and Heat Exchange Efficiency of Spraying Heat Exchanger in Mine air Return Roadway
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2012(12)
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Study on Automatic Following Technology of Electric and Hydraulic Control System Applied in Hydraulic Powered Support
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2012(12)
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Study and References of European Union ATEX Flame Proof Certification System
2012(12)
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Optical Grating Monitoring and Measuring System of Stress Variation for Backfilled Mass in Goaf of Gateway Retained and Application
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2012(12)
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Design on Hydraulic Powered Caving Support with Electro-Hydraulic Control Applied in Seam with Soft Roof, Coal and Floor
2012(12)
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Study on Relationship Between Coal Bed Methane Resources Deposit Condition and Vertical Gas Well Production Capacity
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2012(12)
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Analysis on Wire- Rope Coring Technique Affected to Lost Time of Coal Bed Methane
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2012(12)
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Study on Stability of Pulverized Coal Dense- Phase Transportation System for GSP Gasification Technology
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2012(12)
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Modern Coal Mining Affected to Underground Water Deposit Environment in West China Mining Area
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2012(12)
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Analysis and Utilization Direction on Associated Resources of Lignite in China
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2012(12)
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Study on Supercritical Methanol Extraction Experiment to Lignite
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2012(12)
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Analysis on Coal Price Variation Affected to National Economy Based on Input and Output Model
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2012(12)
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