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:
Feb. 05, 2002
Filed:
Feb. 22, 2001
Applicant:
Inventor:
David Chen, Sugar Land, TX (US);
Assignee:
Stone & Webster, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J 3/02 ;
U.S. Cl.
CPC ...
F25J 3/02 ;
Abstract
This invention includes both novel processes and methods and also novel apparatus and equipment especially adapted for carrying out the processes and achieving the excellent results and outstanding advantages which are obtained thereby and which are essential and basic parts of the invention. This apparatus and process achieved thereby include, but are not limited thereto, a rectifier tower with a reflux drum and a multi-refrigerant core exchanger.