high drilling - Globe Thesis

Keyword [high drilling] Result: 1 - 18 \| Page: 1 of 1
1.	The Study On High Drilling Drainage Technology Of Xin'an Coal Mine Goaf
2.	Numerical Simulation And Applied Research On Roof High Drilling Gas Extraction
3.	Studying On Gas Drainage Technology In Tun Bao Mine
4.	The Study On Gas Comprehensive Drainage Technology Of "Three-soft" Coal Face
5.	Xinji Coal Mine Goaf "Three Zones" In Height And210108High Alley Pumping Horizon Determined Reasonably
6.	Gas Distribution Rule And Control Technology Research In Sihe Fully Mechanized Coal Face
7.	Research On Gas Drainage Effects Of High Level Drainage Roadway On The Strike And High Level Boreholes In Fullly Mechanized Mining Face
8.	Research On Gas Control Of The High Gas Areas In Gushuyuan 15th Coal Seam
9.	Research Of The Adjacent Seams Gas Extraction Rules During Roof Periodic Pressure
10.	Research On Seam Optimization Of The Key Parameters In High Level Borehole
11.	Research On Influential Effects On Spontaneous Combustion Of Coal In The Goaf Under The Condition Of High Drilling Drainage
12.	Study On Fracture Evolution Law And Application Of Overburden Rock In Fully Mechanized Caving Mining In Inclined Coal Seam
13.	The Law Of Gas Seepage And The Method To Determine The Stratum Of High Drilling Hole In Large Mining Height Working Face
14.	Study On Control Technology Of Spontaneous Combustion In Compound Goaf Of Ulan Coal Mine
15.	Study On Gas Extraction Technology Of Goaf With High-position Drilling In Xiaoqing Mine
16.	Study On Gas Migration Law And Extraction Technology Of Upper-level Seam Mining In Goaf
17.	Study On Gas Control Technology Of Goaf With Outside High Drilling Field
18.	Control Technology Of Methane Gas Emission In 15# Seam In Duan Wang Coal Mine
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