摘要
介绍HB 3、HB 4型催化剂在中低低流程中的使用情况。分析了第一低变HB 4催化剂活性衰退的原因 。
This paper introduces the application of catalysts HB-3 and HB-4 in MTS-LTS-LTS process and analyses the reason that causes activity fail for primary LST catalyst HB-4.As certain measures being taken,catalyst activity was reactivated to a stable level.
出处
《中氮肥》
2003年第2期19-22,共4页
M-Sized Nitrogenous Fertilizer Progress
