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US 5,312,795 AGranted
Hydrocarbon conversion
AssigneeAmoco Corporation
InventorsMark P. Kaminsky, Mark S. Kleefisch, George A. Huff, Jr., Don M. Washecheck, Mark K. Barr
Life of this patent
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Abstract
A contact material composition containing an intimately mixed, mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium, and barium and at least one additional metal cationic species of zirconium and hafnium, as well as methods for hydrocarbon conversion using such contact material compositions are provided.
Claims14
A composition which consists essentially of an intimately mixed, mixed oxide of:
- (a) at least one cationic species of a naturally occurring Group IIIB element;
- (b) at least one Group IIA metal cationic species selected from the group consisting magnesium, calcium, strontium and barium;
- and
- (c) at least one additional metal cationic species selected from the group consisting of zirconium and hafnium.
1 more element
Dependencies are inferred from the claim text.