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Keyword [Coal extraction]
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1. Study On Coal Extraction With Polar Solvents And Coal Depolymerization Over SO42-/ZrO2
2. Study On The Potentiality Toland Rehabilitation And Utilization Structure Optimization Of Subsidence Lands Of Coal Extraction In Zhaizhen Town, Xintai City
3. Quantum Chemistry Studies On The Interactions Of CS2/NMP With Hydrogen Bonds Of Coal In The Process Of Coal Extraction
4. Experimental Study On The Mechanism Of Formation And Development Of Multilayer By Grouting Backfill Into The Isolated Areas Within Overburden
5. Study On Coal Extraction With The Solvent Of Dimethylformamide Mixed With Supercritical Carbon Dioxide
6. Study On The Extraction And Modification Of Coal With Supercritical CO2 And Organic Solvent
7. Treatment The Ion Exchange Water Of Vanadium Extraction From Stone Coal And Separation-recovery Valuable Metals
8. Fractional Extraction Of Low-rank Coal And Study On The Pyrolysis Behaviors Of Extracts And Residues
9. Study On Thermal Degradative Solvent Extraction Of Low-Rank Coals
10. Study On The Hydro-liquefaction Property Of Solvent Pretreated Coal
11. Study On Preparation Of Super-clean Coal With Thermal Solvent Extraction
12. Study On The Bearing Structure Model Of Isolated Overburden Grout Injection And Its Application
13. Study Of The Hydraulic Flushing Boreholes Reasonable Amount Of Coal Extraction Considering The Time Effect
14. Structural Modification Of Coal By Solvent Extraction And Evaluation Of Adsorption Properties Of The Coal Residue
15. Numerical Simulation Of Spatiotemporal Distributions Of Stresses On The Normal Fault And In The Vicinity Of The Fault Induced By Coal Extraction
16. Coupling Of Coal And Water And Its Application In Gas Control Of Hujiahe Coal Mine
17. The dissolution and swelling of bituminous coal in N-methyl-pyrrolidone
18. Investigation of solvent extraction of coal at low temperatures
19. Modelling of solvent extraction of coal
20. Analyses of coal extraction and spoil handling techniques in mountainous areas
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