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Keyword [Gas extraction]
Result: 41 - 60 | Page: 3 of 10
41. Stydy On Gas Control Of Tingnan Coal Mine204Working Face
42. Numerical Simulation And Applied Research On Roof High Drilling Gas Extraction
43. Study On The Pressure-relief Gas Extraction Technique Under The Conditions Of Protective Layer Mining
44. Study On Hydraulic Flushing In A1Coal Seam Of NO.2Mine Xinji
45. The Study Of Hole Sealing Parameters Of The Integration Hole Sealing Device
46. Research On Gas Extraction Technology By Borehole Through Soft Strata And Low Permeability Coal Seam
47. Study On Pan Cheng Ling Coal Mine Gas Extraction Method
48. Research On Pressure Released Mining And Technology Of Gas Governance In Pan2Mine Of3Coal
49. Gas Storage Characteristic Of Different Types Of Structure Characteristic Of Coaland Gas Extraction Optimization Analysis
50. Study On Outburst Prevention Mechanism And Injection Parameters Optimization Of Hydraulic Extrusion
51. Research And Application Of The Technology Of Pressure Relief And Antireflection Fracturing In Soft Coal Seam Rock In West Henan
52. Study On The Pressure Relief Mechanism Of Upper Protective Seam Mining And Gas Extraction Technology In Close Coal Seams
53. Research On Solid-Gas Coupling Model And Application Of Boreholes Along Coal Seam For Methane Drainage In Huang Yanhui Coal Mine
54. Strong Gas Extraction From Working Face Goaf Fire Prevention Technology Research
55. Research And Application In Gas Production With Foam Draining Water
56. Study On Improving Gas Recovery Of Songyuan Natural Gas Purification Plant
57. Study On Deformation Law Of Coal-rock Mass And The Pressure-relief Gas Extraction Technique Under Upper Protective Layer Mining
58. Drilling Gas And Extraction By Floor Wearing Layer In ZhangJi Coal
59. Study On Disposed Methane Drainage Technology Of Close-distance Underlying Protective Seam Mining
60. Hongyuan Coal Mine Methane Emission Forecast And Prevention Research
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