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:
Oct. 31, 1978
Filed:
Jun. 24, 1977
Applicant:
Inventor:
Kiran R Bakshi, El Cerrito, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
26034675 ; 2524 / ; 252416 ;
Abstract
The catalytic properties of a complex catalyst comprising vanadium, phosphorus and oxygen which is used for the oxidation of hydrocarbons to maleic anhydride can be partially regenerated by contacting the catalyst with sulfur trioxide.