Catalyst compositions and process for making the same
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United States of America Patent
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Mar 16, 1993
Grant Date -
N/A
app pub date -
Nov 21, 1991
filing date -
Nov 30, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Catalyst compositions and a process for making the same are disclosed. The composition finds application in the cracking of heavy hydrocarbon feedstock containing vanadium and other metal contaminants. It essentially comprises a crystalline zeolite, a metal trapping or passivating agent and an inorganic oxide matrix precursor and is characterized by minimum elution of an alkaline earth metal in the catalyst.
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