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.

Date of Patent:
Aug. 01, 2023

Filed:

Aug. 17, 2020
Applicant:

David R. Parsnick, Amherst, NY (US);

Inventor:

David R. Parsnick, Amherst, NY (US);

Assignee:

PRAXAIR TECHNOLOGY, INC., Danbury, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J 3/04 (2006.01);
U.S. Cl.
CPC ...
F25J 3/04654 (2013.01); F25J 3/04406 (2013.01); F25J 3/04624 (2013.01); F25J 3/04721 (2013.01); F25J 3/04866 (2013.01); F25J 2200/04 (2013.01); F25J 2200/70 (2013.01); F25J 2200/80 (2013.01); F25J 2205/66 (2013.01);
Abstract

A system and method for argon production in an air separation plant facility or enclave having multiple cryogenic air separation units is provided. The present system and method include a centralized argon refining system disposed within one of the cryogenic air separation units and which is configured to include an argon superstaged or ultra-superstaged column arrangement having one or more argon columns and an argon condenser. Crude argon streams from one or more of the other cryogenic air separation units are directed to the argon superstaged or ultra-superstaged column arrangement of the centralized argon refining process.


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