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:
Nov. 15, 2022
Filed:
Jun. 30, 2020
Applicant:
Air Products and Chemicals, Inc., Allentown, PA (US);
Inventors:
Mark Julian Roberts, Whitehall, PA (US);
John A. Dally, Fountain Hill, PA (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J 1/02 (2006.01); F25J 1/00 (2006.01);
U.S. Cl.
CPC ...
F25J 1/0035 (2013.01); F25J 1/004 (2013.01); F25J 1/0022 (2013.01); F25J 1/0037 (2013.01); F25J 1/0052 (2013.01); F25J 1/0202 (2013.01); F25J 1/0288 (2013.01); F25J 2205/02 (2013.01); F25J 2210/06 (2013.01); F25J 2220/64 (2013.01); F25J 2230/30 (2013.01); F25J 2270/06 (2013.01);
Abstract
Described herein are methods and systems for liquefying natural gas using an open-loop natural gas refrigeration cycle; coil wound heat exchanger units suitable for cooling one or more feed streams, such as for example one or more natural gas feed streams, via indirect heat exchange with a gaseous refrigerant; and methods and systems for removing heavy components from a natural gas prior to liquefying the natural gas using an open-loop natural gas refrigeration cycle.