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. 14, 2005
Filed:
Oct. 23, 2001
Gerrit Konijn, Amsterdam, NL;
Hugo Martijn Letzel, Amsterdam, NL;
Gerrit Konijn, Amsterdam, NL;
Hugo Martijn Letzel, Amsterdam, NL;
Shell Oil Company, Houston, TX (US);
Abstract
A column for counter-currently contacting vapour and liquid comprising a plurality of horizontal contact trays arranged axially spaced apart in the column, each contact tray being provided with a vapour-liquid contacting area, a liquid receiving area, a downcomer area and an overflow weir between downcomer area and contact area, and which column is further provided with a plurality of horizontal separation trays, each separation tray being spatially arranged above a contact tray, said separation tray having means to separate entrained liquids from the upwardly moving vapour and means to return the thus separated liquid to a contact tray below, wherein the vapour-liquid contacting area is provided with atomiser means where in said atomiser means liquid can be dragged from a continuous liquid phase into a flow of vapour to form a dispersion of vapour and liquid droplets.