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:
Jun. 29, 2010
Filed:
Dec. 30, 2005
Paolo Palmas, Des Plaines, IL (US);
Frank S. Rosser, Jr., LaGrange Park, IL (US);
Patrick D. Walker, Park Ridge, IL (US);
Paolo Palmas, Des Plaines, IL (US);
Frank S. Rosser, Jr., LaGrange Park, IL (US);
Patrick D. Walker, Park Ridge, IL (US);
UOP LLC, Des Plaines, IL (US);
Abstract
An apparatus and process for regenerating cracking catalyst may include a regenerator, a distributor penetrating the bottom of the regenerator, a spent catalyst conduit, a return standpipe, and a recirculating standpipe, wherein the return standpipe and the recirculating standpipe are connected to the upper half of the regenerator. An apparatus for regenerating cracking catalyst may include a spent catalyst standpipe and a recirculation standpipe positioned on an inner side of the regenerator vessel.