Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
James R. Lattner0
Christopher L. Becker0
James H. Beech, Jr.0
Date of Patent
October 6, 2009
0Patent Application Number
110505740
Date Filed
February 3, 2005
0Patent Primary Examiner
Patent abstract
This invention provides processes, systems and devices for cooling catalyst, preferably regenerated catalyst, by superheating steam and boiling water. The inventive process advantageously provides ideal cooling conditions while ensuring minimal hydrothermal deactivation of the catalyst during the cooling process. The invention is particularly well-suited for cooling catalyst in an oxygenate to olefins reaction system.
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