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:
Apr. 10, 1990
Filed:
Aug. 16, 1988
Bryan D Knodel, Plainfield, IL (US);
CBI Research Corporation, Plainfield, IL (US);
Abstract
An improved refrigeration cycle in which a refrigerant vapor is compressed, condensed and then evaporated for cooling purposes by direct contact with a liquid to be cooled, the improvement comprising feeding a refrigerant vapor to an aqueous liquid sealed compressor; feeding compressor sealing aqueous liquid to the compressor; compressing the refrigerant vapor in the compressor and removing a mixture of compressed refrigerant vapor and aqueous liquid from the compressor; separating aqueous liquid from the refrigerant vapor and returning the aqueous liquid to the compressor; condensing the refrigerant vapor to a liquid, directly contacting the liquefied refrigerant with a liquid to be cooled; and, returning the refrigerant vapor to the compressor.