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. 02, 2012
Filed:
Sep. 20, 2005
John Scott Buchanan, Lambertville, NJ (US);
Paul F. Keusenkothen, Houston, TX (US);
Stephen Harold Brown, Pennington, NJ (US);
Julian A. Wolfenbarger, Houston, TX (US);
James Earl Graham, Baytown, TX (US);
James N. Mccoy, Houston, TX (US);
John Scott Buchanan, Lambertville, NJ (US);
Paul F. Keusenkothen, Houston, TX (US);
Stephen Harold Brown, Pennington, NJ (US);
Julian A. Wolfenbarger, Houston, TX (US);
James Earl Graham, Baytown, TX (US);
James N. McCoy, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
The invention is directed to a process comprising feeding high TAN feedstreams to a steam cracker, whereby naphthenic acids in the feedstreams are substantially converted to CO, CO, and low amounts of smaller acids (e.g., formic, acetic, propionic, and butyric acids). The feedstream is preferably a high TAN feedstream comprising crude or high TAN feedstream which has previously been subjected to a refinery process to remove resid.