共 6 条
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[2]
Effects of additives and oxygen on extraction yield with CS2-NMP mixed solvent for Argonne premium coal samples. Ishizuka T,et al. Fuel . 1993
[3]
Practical notes on the use of Nmethyl-2-pyrrolidinone as a solvent for extraction of coal and coal-related materials. White C M,et al. Energy and Fuels . 1997
[4]
Extraction of coals with CS2-N-methyl-2pyrrolidinone mixed solvent at room temperature———Effect of coal rank and synergism of the mixed solvent. Iino M,et al. Fuel . 1988
[5]
Characterization of the soluble and insoluble fractions of Upper Freeport coal in NMP/CS2 and pyridine using small angle neutron scattering. Cody G D,et al. Energy and Fuels . 1997
[6]
Characterization of oil shales by extraction with N-methyl-pyrrolidone. Vayisoglu E S,et al. Fuel . 1997