Catalyst composition for treating heavy feedstocks
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United States of America Patent
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Sep 29, 2009
Grant Date -
Apr 23, 2009
app pub date -
Nov 17, 2008
filing date -
Mar 10, 2006
priority date (Note) -
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Abstract
The present invention provides a catalyst and a process for its preparation and its use in cracking heavy feedstocks. The catalyst comprises one or more zeolites having a controlled silica to alumina ratio and preferably treated with alkali in the presence of a matrix component selected from the group consisting of clays, synthetic matrix other than pillared clay, and mixtures thereof. The catalyst are particularly useful in treating heavy feedstock such as residues from oil sands processing.
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