| 发明名称 |
MAINTAINING CATALYST ACTIVITY FOR CONVERTING A HYDROCARBON FEED |
| 摘要 |
One exemplary embodiment can be a process for fluid catalytic cracking. The process can include withdrawing a catalyst from a reaction vessel to replace a catalyst inventory over a period of about 10- about 35 days for maximizing propylene yield. |
| 申请公布号 |
US2010236980(A1) |
申请公布日期 |
2010.09.23 |
| 申请号 |
US20090408046 |
申请日期 |
2009.03.20 |
| 申请人 |
|
发明人 |
UPSON LAWRENCE L.;HEDRICK BRIAN W.;COUCH KEITH ALLEN |
| 分类号 |
C10G51/04;B01J8/26 |
主分类号 |
C10G51/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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