Journal of Petrochemical Universities
Study on Quality Conversion Process of Low Rank Coal
Gao Yanna, Li Yanfang, Cao Zubin, Han Dongyun, Li Wenqi, Liang Feixue
Journal of Petrochemical Universities . 2017, (6): 22 -25 .  DOI: :10.3969/j.issn.1006-396X.2017.06.005