Prehydrotreating for FCC feedstock can increase the production of qualified transportation fuel and improve economic benefits. 对催化裂化装置进料预加氢处理来改善炼油厂的经济效益和增加低硫高质量的运输燃料的产量证明了其优点和未来进一步发展的必然性。
The coking within FCC disengager can result in unscheduled shut-downs of FCC with consequent adverse effects on their long-term operation. 摘要催化裂化沉降器结焦将导致非计划停工，严重影响催化裂化装置的长周期运行。
