Title:
CONTACT TRAY FOR A MASS TRANSFER COLUMN
Document Type and Number:
WIPO Patent Application WO/2011/141301
Kind Code:
A3
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.
Inventors:
PILLING MARK W (US)
HIRSCH STEFAN TOBIAS (DE)
FISCHER MARKUS FRIEDRICH (DE)
HIRSCH STEFAN TOBIAS (DE)
FISCHER MARKUS FRIEDRICH (DE)
Application Number:
PCT/EP2011/056843
Publication Date:
May 24, 2012
Filing Date:
April 29, 2011
Export Citation:
Assignee:
SULZER CHEMTECH AG (CH)
PILLING MARK W (US)
HIRSCH STEFAN TOBIAS (DE)
FISCHER MARKUS FRIEDRICH (DE)
PILLING MARK W (US)
HIRSCH STEFAN TOBIAS (DE)
FISCHER MARKUS FRIEDRICH (DE)
International Classes:
B01D3/16
Foreign References:
| EP1880749A1 | 2008-01-23 | |||
| US20050280169A1 | 2005-12-22 | |||
| US20070023938A1 | 2007-02-01 | |||
| US20080277260A1 | 2008-11-13 | |||
| EP2062629A1 | 2009-05-27 | |||
| EP2075056A1 | 2009-07-01 |
Attorney, Agent or Firm:
HERRMANN, Johanna et al. (Patentabteilung /0067Zürcherstrasse 14, Winterthur, CH)
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