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:
Sep. 22, 2026
Filed:
Apr. 15, 2024
Applicant:
L'air Liquide, Societe Anonyme Pour L'etude ET L'exploitation Des Procedes Georges Claude, Paris, FR;
Inventors:
Michael A. Turney, Houston, TX (US);
Alain Guillard, Santa Ana, CA (US);
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J 3/04 (2006.01);
U.S. Cl.
CPC ...
F25J 3/04787 (2013.01); F25J 3/04309 (2013.01); F25J 3/04321 (2013.01); F25J 3/04412 (2013.01); F25J 2210/40 (2013.01); F25J 2215/50 (2013.01); F25J 2270/02 (2013.01); F25J 2270/42 (2013.01); F25J 2270/50 (2013.01); F25J 2280/50 (2013.01);
Abstract
A method for production of at least two liquid oxygen product streams from an air separation unit, wherein, the oxygen streams are cooled by heat exchange from at least one gaseous stream comprising predominantly nitrogen from the distillation column, and wherein the product liquid oxygen streams are at different temperatures.