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:
Jan. 12, 2016
Filed:
Jul. 31, 2014
Uop Llc, Des Plaines, IL (US);
Michael S. Sandacz, Glen Ellyn, IL (US);
Michael A. Stine, Lake Zurich, IL (US);
Mark A. La Vine, Carol Stream, IL (US);
Melvin Paden, Kalispell, MT (US);
Patrick D. Walker, Park Ridge, IL (US);
James W. Althoff, Wilmette, IL (US);
UOP LLC, Des Plaines, IL (US);
Abstract
A regenerator for an FCC apparatus. The regenerator includes a riser inside of a shell. The riser includes a cone and a cone skirt. An annulus is formed between the riser and the shell. A sealing system for keeping catalyst out of a portion of the annulus comprises a first sealing element and a second sealing element disposed above the second sealing element. The second sealing element comprises a ring having one or more plates being movable to accommodate the thermal expansion of the riser.