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. 01, 1992
Filed:
Mar. 29, 1991
Applicant:
Inventors:
Darrell R Snider, Lakeland, FL (US);
William C Richardson, Tampa, FL (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B / ;
U.S. Cl.
CPC ...
62 77 ; 62149 ; 62298 ;
Abstract
An apparatus and method for heating refrigerant in the chiller of a conventional refrigeration system, whereby refrigerant is removed from the chiller and pumped to a heat exchanger, wherein the refrigerant is heated before being returned to the chiller to cause the pressure of the refrigerant in the system to increase. An electrical control structure monitors and controls the pressure and temperature of the refrigerant within the system.