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:
Jan. 28, 1986
Filed:
Mar. 30, 1984
Applicant:
Inventors:
Paul R Robinson, Costa Mesa, CA (US);
Eric L Moorehead, Diamond Bar, CA (US);
Assignee:
Union Oil Company of California, Los Angeles, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585621 ; 585622 ; 585623 ; 585624 ; 585627 ; 585629 ;
Abstract
High surface area oxidative dehydrogenation catalysts which are suitable for converting C.sub.4 to C.sub.8 mono-olefins to diolefins are disclosed, comprising the oxides of an alkali metal, vanadium, phosphorus, and preferably tin in combination with a crystalline silica having a surface area between 30 M.sup.2 /g to 450 M.sup.2 /g and wherein the vanadium has an average valence in the range of from 3.5 to 4.95.