The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 01, 2015
Filed:
Nov. 08, 2007
Applicants:
Benjamin Patrick Gracey, Hull, GB;
Gordon John Haining, East Riding of Yorkshire, GB;
Stephen Roy Partington, Beverley, GB;
Inventors:
Benjamin Patrick Gracey, Hull, GB;
Gordon John Haining, East Riding of Yorkshire, GB;
Stephen Roy Partington, Beverley, GB;
Assignee:
BP CHEMICALS LIMITED, Middlesex, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 1/20 (2006.01); C07C 1/24 (2006.01); B01J 27/188 (2006.01); C01B 3/32 (2006.01); B01J 23/30 (2006.01); B01J 35/00 (2006.01); B01J 35/10 (2006.01); B01J 37/02 (2006.01); C07C 11/02 (2006.01); B01J 21/08 (2006.01); B01J 21/12 (2006.01);
U.S. Cl.
CPC ...
C01B 3/32 (2013.01); B01J 23/30 (2013.01); B01J 27/188 (2013.01); B01J 35/002 (2013.01); B01J 35/10 (2013.01); B01J 37/0201 (2013.01); C07C 1/20 (2013.01); C07C 11/02 (2013.01); B01J 21/08 (2013.01); B01J 21/12 (2013.01); B01J 35/1019 (2013.01); B01J 35/1023 (2013.01); B01J 35/1042 (2013.01); B01J 35/1047 (2013.01); B01J 35/1061 (2013.01); C01B 2203/0227 (2013.01); C01B 2203/062 (2013.01); C07C 2521/08 (2013.01); C07C 2523/30 (2013.01);
Abstract
Process for producing alkene(s) from an oxygenate feedstock in a reactor by dehydration in the presence of a supported heteropolyacid catalyst. The pore volume of the supported heteropolyacid catalyst satisfies the following formula:0.6−0.3[loading/Surface Area of Dried Catalyst]where;