以石油系催化裂化渣油为原料，调制出可纺性的中间相沥青，并纺出均匀的中间相沥青纤维。
Spinnable mesophase pitch was prepared from catalytic cracking residue of petroleum and uniform mesophase pitch carbon fibre (MPPCF) was obtained.
介绍了新型(BY型)高效旋风分离系统在渣油催化裂化装置上的应用情况。
This paper introduced the application of new type (BY) high efficient cyclone separation system in residual fluid catalytic cracking unit.
结果表明，二烯值大、酚含量低是加氢渣油催化裂化汽油诱导期短的主要原因。
Results show that the main causes of low induction period of cracked naphtha are the high diene number and low phenol content.
应用推荐