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Keyword [High-level borehole]
Result: 1 - 13 | Page: 1 of 1
1.
The Research And Application Of Gob Gas Drainage Techniques In Huangbaici Mine
2.
Gas Control Technology And Application Of Mechanized Working Area With "U"-Type Ventilation System Of No.15Coal Seam Of Feng Huang Shan Coal Mine
3.
Research On Law Of Gas Distribution And Migration In Gob Under The Extracting Condition Of High Level Borehole
4.
Research On Law Of Gas Distribution And Migration In Gob In Great Mining Height Face Of Zhao Zhuang Coal Mine
5.
Research On Gas Control Technology Of High Level Borehole In Gob Of Wangzhuang Coal Mine
6.
Research On Seam Optimization Of The Key Parameters In High Level Borehole
7.
The Study Of The Influence Of High Level Borehole Extraction To Goaf Spontaneous Combustion
8.
Research And Application Of Downhole And Local Gas Drainage Technology
9.
Study On Arrangement Of High-level Borehole For Gas Extraction In Pressure Releasing Area Based On The Rule Of Mining Fissure Growth
10.
Research On Comprehensive Extraction Technology Of 101 Fully Mechanized Caving Face In ZhuJiaDian Coal Mine
11.
Design And Application Of High Level Drilling Borehole Based On Overburden Crack Evolution Law
12.
Research On Rotary Steering Drilling Trajectory Control Technology Of High-level Borehole In Coal Mine
13.
Study On Gas Treatment Technology Of Upper Corner In Large Diameter Directional High Position Long Drilling In Tenghui Mine
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