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:
Oct. 21, 2008
Filed:
Dec. 20, 2004
Applicants:
Rian Reyneke, Katy, TX (US);
Michael J. Foral, Aurora, IL (US);
Guang-chung Lee, Houston, TX (US);
Wayne W. Y. Eng, League City, TX (US);
Iain Sinclair, Warrington, GB;
Jeffery S. Lodgson, Naperville, IL (US);
Inventors:
Rian Reyneke, Katy, TX (US);
Michael J. Foral, Aurora, IL (US);
Guang-Chung Lee, Houston, TX (US);
Wayne W. Y. Eng, League City, TX (US);
Iain Sinclair, Warrington, GB;
Jeffery S. Lodgson, Naperville, IL (US);
Assignee:
Ineos USA LLC, Lisle, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J 3/02 (2006.01); B01D 3/00 (2006.01); C10G 7/00 (2006.01); C07C 7/00 (2006.01); C07C 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the recovery and purification of ethylene and optionally propylene from a stream containing lighter and heavier components that employs an ethylene distributor column and a partially thermally coupled distributed distillation system.