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:
Jan. 30, 2001
Filed:
Oct. 29, 1999
Applicant:
Inventors:
Kevin William Mahoney, Amherst, NY (US);
Dante Patrick Bonaquist, Grand Island, NY (US);
Walter Joseph Olszewski, Amherst, NY (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J 3/00 ;
U.S. Cl.
CPC ...
F25J 3/00 ;
Abstract
A system for producing pressurized oxygen gas from low pressure oxygen gas without the need for engaging an oxygen compressor wherein low pressure oxygen gas is condensed by indirect heat exchange with a multicomponent refrigerant fluid, passed through a liquid pump, and then vaporized against that same multicomponent refrigerant fluid.