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Keyword [dirt band]
Result: 1 - 12 | Page: 1 of 1
1.
Experimental Study Of Deep Hole Pre-splitting Blasting Technology In Weakening Of Dirt Band
2.
Study On The Key Technology Of Sub-level Caving Mining In Extremely Thick Coal Seam With Dirt Band
3.
Shandong Huaheng Mining Group,41305 Working Face Of Deep Hole Pre-splitting Blasting Weakening Thick Coal Seam Similar Simulation Experiment Research
4.
Study On The Feature Of Pressure Behavior And Top Coal Cavibility On Fully Mechanized Caving Of Extremely Thick Coal In Chenjiagou Coal Mine
5.
Research On Surrounding Rock Control Technology Of Thick Coal Seam Coal Roadway With Dirt Band And Water
6.
Research On Entry Deformation And Supporting Of 4
-2
Coal Seam With Mudstone Dirt Band In Zhangjiamao Coal Mine
7.
Study On Top-coal Caving Property Of Extremely Thick Coal Seam With Dirt Bands In Laosangou Coal Mine
8.
Experimental Study On Damage Characteristics Of Shaped Charge Blasting In Thin Coal Seam Containing Dirt Band
9.
The Research On Roadway Layout And Mining Technical Measures For Close Coal Seams In Guandi Coal Mine
10.
Research And Optimization Of Working Performance Of Spiral Drum Of Shearer Under The Conditions Of Coal Seam With Dirt Band
11.
Research On Dynamic Force Transfer Law And Performance Optimization Of Spiral Drum Cutting Coal Containing Dirt Band
12.
Study On The Mechanism And Control Technology Of The Spalling In The Return Air Roadway Of The 112202 Working Face Of Xiaobaodang Coal Mine
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