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. 02, 2004
Filed:
Feb. 24, 2003
Applicant:
Inventor:
Lalit Chordia, Pittsburgh, PA (US);
Assignee:
Thar Technologies, INC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 1/00 ;
U.S. Cl.
CPC ...
F25B 1/00 ;
Abstract
This invention relates to a refrigeration method and processes that employ a nontoxic and environmentally benign, oil-free refrigerant in a novel vapor-compression thermodynamic cycle that includes a means for enhancing cooling capacity and efficiency. A means of controlling of the process conditions and flow of the refrigerant are provided. The refrigerant in the invention in used in a transcritical cycle.