发明名称 |
Catalytic cracking catalysts and additives |
摘要 |
Catalytic cracking catalysts/additives which comprise rare-earth, preferably lanthanum, oxide and/or oxychloride dispersed in an acid reacted metakaolin matrix. The catalysts/additives may be combined with zeolite-containing cracking catalysts to enhance catalytic activity/selectivity in the presence of metals (Ni and V).
|
申请公布号 |
US5248642(A) |
申请公布日期 |
1993.09.28 |
申请号 |
US19920928391 |
申请日期 |
1992.08.12 |
申请人 |
W. R. GRACE & CO.-CONN. |
发明人 |
KUMAR, RANJIT;RITTER, RONALD E.;SCHAEFFER, III, HOWARD J. |
分类号 |
B01J21/16;B01J23/10;B01J29/06;B01J29/08;B01J37/00;C10G11/05 |
主分类号 |
B01J21/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|