HIGHLIGHTS
- who: . and colleagues from the China University of Mining and have published the research work: Micro-Porosity and gas emission characteristics of thermally contacted metamorphic coal by igneous intrusion, in the Journal: (JOURNAL)
- what: In this paper, the microscopic characteristics of 5 coal samples of No 9 coal in Daxing Coal Mine were researched and analyzed by using scanning electron microscope (SEM) and pore fracture analysis system (PCAS), and the emission velocity curve in the first 60 s were measured and described.
- how: Referring to the results of PCAS analysis and lowtemperature nitrogen . . .
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