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:
May. 25, 1993
Filed:
Apr. 02, 1992
James F Brazdil, Lyndhurst, OH (US);
Ian R Little, Hampton Hill, GB;
Joseph B Hazen, Garfield Heights, OH (US);
The Standard Oil Company, Cleveland, OH (US);
Abstract
Disclosed is a method of making a catalyst containing vanadium antimony and tin in the oxide state which comprises making an aqueous slurry of a mixture of source batch materials comprising compounds of the elements to be included in the final catalyst followed by drying and heat calcining the mixture to an active catalyst, using as the source batch material for tin a stannous salt of a C.sub.1 to C.sub.18 acyclic, monocarboxylic acid containing no ethylenic or acetylenic carbon-to-carbon unsaturation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile