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. 12, 2010
Filed:
Dec. 14, 2006
Applicants:
Zhanping Xu, Amherst, NY (US);
Kevin A. Richardson, Hamburg, NY (US);
Robert J. Miller, Houston, TX (US);
Nicholas F. Urbanski, College Station, TX (US);
Inventors:
Zhanping Xu, Amherst, NY (US);
Kevin A. Richardson, Hamburg, NY (US);
Robert J. Miller, Houston, TX (US);
Nicholas F. Urbanski, College Station, TX (US);
Assignee:
UOP LLC, Des Plaines, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention involves a spacing element situated between a vapor-liquid contacting tray and a tray support to reduce the dead zone typically caused by the tray supports blocking of the perforations in the vapor-liquid contacting tray directly above the tray support.