Top-coal caving mining - Globe Thesis

Keyword [Top-coal caving mining] Result: 21 - 40 \| Page: 2 of 4
21.	Study On Mechanism Characteristics And Application Of Fully Mechanized Top Coal Caving Mining With Great Mining Height In Very Thick Coal Seam
22.	Study On Rational Section Coal Pillar Size Of Fully-mechanized Top Coal Caving Mining Face In Extra Thick And Hard Seam
23.	Study On Relationship Between Support And Surrounding Rock In Longwall Top-coal Caving Mining Of Steeply Dipping6~7m Thick Seam
24.	Research On Overburden Movement And Failure Law Of Full-mechanized Top-caving Mining Of Chenjiagou Coal Mine
25.	Research On Law Of Thin Bedrock Shallow Buried And Thick Soil Layer Top-coal Caving Mining Overlying Strata Migration
26.	Research On Weakening Technology Of Top-coal Caving Mining Of Tun Bao Mine
27.	Research And Design For Fully Mechanized Caving Hydraulic Pressure Support
28.	Research Of Strata Behavior Law And Working Resistance For 42104 Working Face With Fully Mechanized Top Coal Caving Mining At Qing Gang-ping Coal Mine
29.	Study On The Section Pillar Stability Of The Fully Mechanized Top-Coal Caving Mining Face In Dongpo Mine
30.	Study On Overlying Strata Structure Along Goaf And Coal Pillar Stability In Fully Mechanized Top Coal Caving Mining In Extra Thick Coal Seam
31.	Reinforced Control Of Large Section Coal Roadway Under Intense Top-coal Caving Mining Influence In WJL Mine
32.	Failure Mechanism And Cavability Evaluation Of The Top Coal In Longwall Top-coal Caving Mining
33.	Study On The Top-coal Fracture Condition And Mechanical Properties In Fully-mechanized Top Coal Caving Mining
34.	Active Control By Composite Cable Truss At The Large Section Starting Cut In A Fully Mechanized Top Coal Caving Mining Panel
35.	Research On Surrounding Rock Control Of Gob-side Entry Driving Of Fully Mechanized Top Coal Caving Mining Face With Large Mining Height
36.	Research On Pressure Control Of Lower Slice Mining Face In �Three Soft� Unsteady Coal Seam
37.	The Broken And Instability Law Of Hard Roof Of Fully-Mechanized Top Coal Caving Mining In Extra-Thick Coal Seam
38.	Study On The Ascending Mining Technology Of The Closed Distance Coal Seams Under The Condition Of The Underlying Thick Coal Seam With Fully Mechanized Caving
39.	Study On The Key Parameters Of Process In Full-mechanized Top Coal Caving Mining With Large Dip Angle And Specially Thick Coal Seam
40.	Study On Underground Pressure Law During Terminal And Retraced Mining Of No.103 Fully Mechanized Top Coal Caving Mining Face With Large Mining Height In Changchunxing Coal Mine
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