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:
Jun. 15, 1993
Filed:
Jun. 04, 1992
Applicant:
Inventors:
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
585661 ; 585654 ;
Abstract
A process for the preparation of alkenes by contacting a feed containing one or more C.sub.2 -C.sub.10 alkanes at an elevated temperature with a catalyst containing 1-15% w vanadia, calculated as divanadium pentoxide relative to the weight of the catalyst, on a refractory support, where the feed is contacted with the catalyst at a temperature of 600.degree. C. or above during less than 4 seconds.