The preparation method of a large pore matrix and the selection of zeolite active component have been studied during the development of RFCC catalyst for increasing Luning piped oil residue blending ratio.

• 在研制提高鲁宁管输油减压渣油掺炼率的重油催化裂化催化剂时,考察了大孔活性基质的制备方法以及分子筛活性组元的选择。