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. 28, 2020
Filed:
May. 21, 2017
Applicant:
Enflex, Inc., Houston, TX (US);
Inventors:
James Zhao, Houston, TX (US);
Shukui Zhao, Katy, TX (US);
Assignee:
Enflex, Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/327 (2006.01); C07C 7/00 (2006.01); C07C 7/04 (2006.01); F25J 3/06 (2006.01);
U.S. Cl.
CPC ...
C07C 5/327 (2013.01); C07C 7/005 (2013.01); C07C 7/04 (2013.01); F25J 3/062 (2013.01); F25J 3/0645 (2013.01); F25J 3/0655 (2013.01); F25J 2210/04 (2013.01); F25J 2210/12 (2013.01); F25J 2210/62 (2013.01); F25J 2215/02 (2013.01); F25J 2215/04 (2013.01); F25J 2215/64 (2013.01); F25J 2230/20 (2013.01); F25J 2230/30 (2013.01); F25J 2230/32 (2013.01); F25J 2235/60 (2013.01); F25J 2245/02 (2013.01); F25J 2270/06 (2013.01); F25J 2270/904 (2013.01);
Abstract
One or more specific embodiments disclosed herein includes a method for separating hydrogen from an olefin hydrocarbon rich compressed effluent vapor stream, employing a single heat exchanger, multiple gas-liquid separators, multiple expander/compressor sets, and a rectifier attached to a liquid product drum.