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:
Apr. 04, 1989
Filed:
May. 07, 1987
Applicant:
Inventors:
Jeremy B Bentham, The Hague, NL;
Johan J Pek, The Hague, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
202197 ; 2021852 ; 55185 ; 55440 ; 122489 ; 203 40 ;
Abstract
A vertical distillation column for vacuum distillation having a feed inlet, a gas outlet and a de-entrainment device which comprises a downstream chamber and an upstream chamber separated from each other by an inclined permeable wall comprising coalescence means and flow controlling means restricting fluid flow through the upper part of the coalescence means.