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. 03, 1997
Filed:
Jul. 20, 1995
Arie P Den Hartog, The Hague, NL;
Willem Van Vliet, The Hague, NL;
Shell Oil Company, Houston, TX (US);
Abstract
Multi-bed downflow reactor for the catalytic conversion of a liquid and/or a gas including a chamber arranged in between adjacent catalyst beds, which chamber includes a) at least one device for injecting an additional liquid and/or gas for controlling the temperature in the reactor, b) a collecting tray for receiving liquid, c) a compartment for receiving gas, d) a mixing zone for mixing liquid and gas, and e) a distribution tray comprising passages allowing liquid and gas to pass downwardly over an adjacent catalyst bed, whereby the collecting tray is arranged downstream of the device(s) for injecting the additional liquid and/or gas and comprises guiding channels directing liquid downwardly into a central part of the mixing zone, the compartment is arranged upon the collecting tray and comprises at least one passage allowing gas to pass downwardly, and the mixing zone is arranged in between the collecting tray and the distribution tray.