| 发明名称 |
Cracking catalyst restoration with boron compounds |
| 摘要 |
A process for restoring selectivity of cracking catalysts which are contaminated with metals during cracking operations which comprises contacting the catalyst with at least one boron compound for a time sufficient to restore selectivity of the catalyst.
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| 申请公布号 |
US4192770(A) |
申请公布日期 |
1980.03.11 |
| 申请号 |
US19780909234 |
申请日期 |
1978.05.24 |
| 申请人 |
SHELL OIL |
发明人 |
SINGLETON, DAVID M |
| 分类号 |
B01J29/90;C10G11/05;(IPC1-7):B01J29/38;B01J21/02;B01J21/10;C10G11/04 |
主分类号 |
B01J29/90 |
| 代理机构 |
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代理人 |
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