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:
Dec. 01, 2015
Filed:
Apr. 29, 2011
Applicants:
Mark W. Pilling, Jenks, OK (US);
Stefan Tobias Hirsch, Konstanz, DE;
Markus Friedrich Fischer, Konstanz, DE;
Inventors:
Mark W. Pilling, Jenks, OK (US);
Stefan Tobias Hirsch, Konstanz, DE;
Markus Friedrich Fischer, Konstanz, DE;
Assignee:
SULZER CHEMTECH AG, Winterthur, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F 3/04 (2006.01); B01D 3/16 (2006.01); B01D 3/20 (2006.01);
U.S. Cl.
CPC ...
B01F 3/04524 (2013.01); B01D 3/163 (2013.01); B01D 3/205 (2013.01);
Abstract
The valve cover has a guide vane extending laterally and downwardly from the central portion towards and in spaced relation to the tray deck for deflecting a majority of the vapor passing upwardly through an orifice downward towards the tray deck. A de-entrainment device with a downwardly angled deflector in vertical alignment with an orifice in the tray deck may be integrated or not with the valve cover below the tray deck.