Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Peter R. Pujado0
Bipin V. Vora0
Date of Patent
April 5, 2011
0Patent Application Number
120048430
Date Filed
December 21, 2007
0Patent Primary Examiner
Patent abstract
A method of converting methanol feedstock to olefins is provided and includes contacting the methanol feedstock in a first conversion zone with a catalyst at reaction conditions effective to produce a first reaction zone effluent comprising DME, unreacted methanol and water, and recycling at least a portion of an overhead vapor product to the first conversion zone and/or to the second conversion zone.
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