It is found that if the hydrocracking catalyst and the hydrorefining catalyst are used in ratio of 1:1, both high coal conversion and oil yield can be obtained, and the hydrogen consumption is low.

• 发现加氢裂解催化剂和加氢精制催化剂按1:1混合使用,可获得较高的煤转化率和油产率,氢耗也较低。进一步研究表明,该混合催化剂适于在较低温度下使用,最佳液化温度随其它操作参数变化。