预硫化催化剂 meaning in Chinese

pre-sulfide catalyst

The influences of process condition for the expansion bed process for passivation of presifided hydrogenation catalysts on their sulfiding degree and hydrogenation ( hyd ) activity were investigated
摘要研究了预硫化催化剂膨胀床钝化工艺条件对催化剂加氢( hyd )活性和硫化度的影响。
The routes of off - site pre - sulfurizing technique for hydrotreatment catalysts , the characteristics of sulfurizing agent for preparing such catalysts , and some problems which should be dealt with for researching such technique are introduced
摘要介绍了现有加氢催化剂器外预硫化的技术路线、制备器外预硫化催化剂时所使用硫化剂的特点及研究器外预硫化技术时所需要重点考虑的问题。