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:
Mar. 07, 2023
Filed:
Sep. 02, 2014
Applicant:
GE Oil & Gas, Inc., Houston, TX (US);
Inventors:
David Allen Kennedy, Schertz, TX (US);
Thomas Lyons, Schertz, TX (US);
Christopher Yount, Schertz, TX (US);
Assignee:
Baker Hughes Energy Services LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J 1/00 (2006.01); F25J 1/02 (2006.01);
U.S. Cl.
CPC ...
F25J 1/0022 (2013.01); F25J 1/004 (2013.01); F25J 1/0052 (2013.01); F25J 1/0085 (2013.01); F25J 1/0087 (2013.01); F25J 1/0218 (2013.01); F25J 1/0219 (2013.01); F25J 1/0237 (2013.01); F25J 1/0271 (2013.01); F25J 1/0283 (2013.01); F25J 1/0284 (2013.01); F25J 1/0289 (2013.01); F25J 1/0294 (2013.01); F25J 2215/62 (2013.01); F25J 2220/02 (2013.01); F25J 2220/04 (2013.01); F25J 2240/40 (2013.01); F25J 2245/90 (2013.01); F25J 2270/60 (2013.01); F25J 2270/66 (2013.01);
Abstract
A plant and process are used to liquefy and purify a high pressure ethane feed stream. The plant includes a cascaded refrigeration system that refrigerates the ethane feed stream. The refrigeration system includes a propylene circuit, an ethylene circuit and a mixed refrigerant circuit. The mixed refrigerant circuit includes a refrigerant that includes ethane and methane. The plant includes a demethanizer that is configured to remove methane and other natural gas liquids from the refrigerated ethane stream.