Study on hydrodenitrogenation performance of Shenli coal liquefied middle oil on NiMo/Al_2O_3,NiMo/MCM-48 and NiMo/Betonite
胜利煤液化中油在NiMo/Al_2O_3、NiMo/MCM-48和NiMo/Betonite上加氢性能研究