Section coal pillar - Globe Thesis

Keyword [Section coal pillar] Result: 21 - 40 \| Page: 2 of 3
21.	Force-structure Cooperative Prevention And Control On Rockburst Fo Mining Roadway
22.	Research On The Motion And Failure Regulars Of Overlying Strata Induced By Fully Mechanized Caving Faces Under High-position Thick Hard Strata In Guo Jiahe Coal Mine
23.	Analysis Of The Influence Of Hard Roof On Reasonable Section Coal Pillar Width
24.	Optimization Of Section Coal Pillar Width On Full-mechanized Mining Face In Shallow Coal Seam
25.	Research On Roadway Floor Heave Mechanism And Control Technology Based On Stress Evolution Of Dynamic Pressure Roadway Floor
26.	Study On The Influence Of Coal Pillar On The Protected Area Under The Steep Dip Protective Seam Mining In Donglin Coal Mine
27.	Study On Repeated Mining Technology Of The Layer Under Thick Coal Seam No.3 In Jushan Mine
28.	Study On Coal Pillar Size In Fully Mechanized Caving Face Of No.2 Mining District Of Sima Coal Industry
29.	Study On The Technology Of Increasing Recovery Ratio Of 2206 Fully Mechanized Caving Face In Changcun Coal Mine
30.	Instability Mechanism Of Pillars In Multi-section Mining Of Longwall Working Face In Steeply Dipping Seam
31.	Stability Of Section Coal Pillar Under Influence Of Multiple Mining In Close Coal Seam Of Qiuci Coal Mine
32.	Study On The Influence Of Section Coal Pillar Width To Rockburst And Its Optimization
33.	Study On The Movement Of Surrounding Rocks And Sectional Coal Pillar Width Setting During Shallow Seam Mining
34.	Support Technology Of 3206 Tailway With Dynamic & High Pressure In Taitou Collery
35.	Study On Reasonable Width And Support Method Of Narrow Coal Pillar In Roadway Driving Along Goaf In Steeply Dipping Seam
36.	Study On Reasonable Size Of Coal Pillar In Working Face Section Of Banglaiwan Coal Mine
37.	Study On Surrounding Rock Stability Control Technique Of Roadway Driving Along Goaf In Yangchangwan Coal Mine
38.	Study On Creep Damage Mechanism Of Coal Pillar And Fracture Evolution Law Of Supporting Roof
39.	Study On The Influence Of Double-Section Coal Pillars Left Behind By The Short-Distance Protective Layer On The Protection Range Of The Protected Layer
40.	Study On Optimization Design Of Section Coal Pillar In Shallow Coal Seam
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