发明名称 |
EXTENDING LIFE OF DEMETALLIZATION CATALYST |
摘要 |
<p>EXTENDING LIFE OF DEMETALLIZATION CATALYSTS In the catalytic dematallization of Venezuelan crude oil feedstocks, the rate of catalyst deactivation is. reduced controlling the level of demetallization at start-up. Operating conditions of pressure, temperature and space velocity are controlled to maintain the initial level of demetallization below 75 percent.</p> |
申请公布号 |
CA1113879(A) |
申请公布日期 |
1981.12.08 |
申请号 |
CA19780307730 |
申请日期 |
1978.07.19 |
申请人 |
HYDROCARBON RESEARCH, INC. |
发明人 |
NONGBRI, GOVANON |
分类号 |
C10G45/02;C10G45/04;(IPC1-7):10G23/00 |
主分类号 |
C10G45/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|