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:
Mar. 28, 2000
Filed:
Apr. 02, 1999
Larry M Cirjak, Burton Township, OH (US);
Anne Venturelli, North Royalton, OH (US);
Timothy J Cassidy, Buxton, GB;
Marc A Pepera, Northfield Center Township, OH (US);
Tama L Drenski, Twinsburg, OH (US);
The Standard Oil Company, Chicago, IL (US);
Abstract
A catalyst useful in the manufacture of acrylonitrile or methacrylonitrile by the catalytic reaction in the vapor phase of a paraffin selected from propane and isobutane with molecular oxygen and ammonia by catalytic contact of the reactants in a reaction zone with a catalyst, the feed composition having a mole ratio of the paraffin to ammonia in the range of about 1.0 to 10 and a mole ratio of paraffin to oxygen in the range of about 1.0 to 10, wherein said catalyst has the elements in the proportions indicated by the empirical formula: