Patent Number: 8,066,264

Title: Contact tray for a mass transfer column

Abstract: The valve cover has a pair of tabs at the ends that are inserted into end sections of an orifice in the tray deck. The tabs of the valve cover abut against the underside of the tray deck while a pair of sloped portions of the valve cover rest on the top side of the tray deck in order to hold the valve cover in place.

Inventors: Griepsma; Bartele (Metttendorf, CH), Pilling; Mark W. (Jenks, OK), Pluss; Raymond (Kleinandelfingen, CH), Summers; Daniel (Broken Arrow, OK)

Assignee: Sulzer Chemtech AG

International Classification: B01F 3/04 (20060101)

Expiration Date: 2020-11-29 0:00:00