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Keyword [soft coal]
Result: 101 - 120 | Page: 6 of 9
101. Research On The Flow Characteristics And Gas Permeability Of Soft Coal After Stress Peak
102. Study On Geological Conditions Affected To Production Of Coalbed Methane Well Of Broken Soft Coal Reservoir
103. Study On The Instability Mechanism Of The Sealing Section Of The Borehole In Soft Coal Seam And The New Reinforced Seal Technology
104. Study On Creep Properties And Bolting Mechanism Of The Extremely Soft Coal Surrounding Roadway
105. Research On Key Technology Of Foam Drilling In Underground Broken Soft Coal Seam
106. The Research Of The Crucial Technology To Soft Coal Heading Of Coal And Gas Outburst Regional Comprehensive Outburst Prevention
107. Study On Rupture Mechanism And Damage Characteristics Of Loose Coal Rock
108. Analysis Of Displacement Gradient-based Deep Soft Coal Breaking Scale And Breaking Degree
109. Study On The Surrounding Rock Control Technology Of "Three Soft" Coal Seam Drifting Along Gob In Zhaojiazhai Coal Mine
110. Study On The Overlying Strata Movement Law And Control Technology Of "Three Soft" Coal Seam Up-dip Working Face
111. Study On The Bearing Law And Adaptability Of Hydraulic Support In Three-soft Coal Seam With Large Mining Height
112. The Characteristics Of Gas Adsorption/Desorption From 21 Coal And Its Influence On Gas Extraction In Guhanshan Coal Mine
113. Study On Soft Coal Replication And Its Application Technology Based On Continuous Flow Method
114. Study On Law Of Fracture Development Around Borehole In Soft Coal Seam
115. Study On Influence Factors Of Fracture Proppants Conductivity In Soft Coal Seam
116. Seperation And Analysis Of Soluble Organic Matters In Soft Coal And Hard Coal From Cheji Coal Mine
117. Research On Mechanism Of Outburst Soft Coal Seam And Water Injection Strengthened By Loosening Blasting Technology
118. Experimental Research On Coal And Gas Outburst Under Heterogeneous Condition
119. Study On New Sealing Technology And Reasonable Parameters For Gas Drainage Borehole In Soft Coal Seam
120. Research On The Technique Of Guiding Gob-side Entry Formed By Advanced Roof Caving With Weaking Bore In Three-soft Coal Seam
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