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Keyword [Pre-pumping]
Result: 1 - 12 | Page: 1 of 1
1.
Long Borehole Gas Pre-pumping Applied Research On Thick Coal Seam Groups With Coal And Gas Outburst
2.
Research On Reasonable Pre-draining Time Of Directional Level Long Drilling Pre-pumping Coal-bed Gas In YameiDaning Coal Mine
3.
Optimization Of Process Parameters And Application Of Along Seam Long Drilling Used For Pre-pumping Coal Seam Gas
4.
Horizontal Tendency Long Borehole Gas Pre-pumping Research On Regional
5.
Simulation Of The Pre-pumping Coal Seam Gas Through Drillhole Under The Infuence Of Temperature And Its Application
6.
Study On Outburst Prevention Technology Of Area In Rock Cross-cut Coal Uncovering With Ring Closure Coal Bottom Roadway
7.
The Technology Research For Cross Bottom-Board Borehole And Striped Gas Pre-drainage In LiZuiZi Coal Mine
8.
Regional Outburst Prevention Key Technology Research Based On Bedding Drilling Gas Pre-pumping
9.
Comprehensive Treatment Technical Research On The Coal And Gas Outburst Of Anshun Coal Mine
10.
Research On Timing Characteristics Of The Extracting Influence Radius Of The Pre-pumping Gas Drilling Hole
11.
The Numerical Simulation Research For The Parameters Of Pre-pumping Coal Seam Gas In Hebi Third Mine
12.
Study On Gas Drainage Technology Of No.9 Coal Seam In Wuhushan Mine
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