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Research Article

Nanoscale pore structure characterization and permeability of mudrocks and fine-grained sandstones in coal reservoirs by scanning electron microscopy (SEM), mercury intrusion porosimetry (MIP) and low-field nuclear magnetic resonance (NMR)

Received 2 November 2017; Revised 23 March 2018; Accepted 8 April 2018

Academic Editor: Christophe Renac