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Keyword [coal and rock pillar]
Result: 1 - 7 | Page: 1 of 1
1.
Study On The Mining Technology Of Seam Under Water Carrier In Quaternary System
2.
Study On Reasonable Width Of Coal And Rock Pillar Under Thick Aquiferous Loose Bed
3.
Sutdy On Development Law Of Coal Seam Mining"Infiltration Zone" Of Qidong Coalmine The Unconsolidated Layer
4.
Study On Mining Technology Of Retaining Sand Proof Coal Pillar In 8
2
101 Working Face
5.
Experimental Study On The Influence Of Water Accumulation In The Mined-out Space On The Stability Of Water Proof Coal And Rock Pillar In Ximing Coalmine
6.
Study On Coal And Rock Pillar Setting For Safe Mining Of Coal Seam No.8 Near Loose Seam In Bayi Mining Area Of Xinhu Coal Mine
7.
Research On Safe Anti-sand Coal And Rock Pillar Set Up In Coal Mining In Thin Bedrock Area Under Quaternary Loose Aquifer
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