By using the fact of tar exiscing in surplus ammonia water the SCCP condensation system,the reason of tar existing in surplus ammonia water is analyzed,and the method removing tar is discussed.

• 对于焦化厂冷凝系统剩余氨水带油的问题,从理论和实践分析了带油原因,并对剩余氨水除油方法进行了探讨。