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:
May. 28, 1991
Filed:
Jul. 25, 1990
Applicant:
Inventors:
Thomas L Davis, Raleigh, NC (US);
John P Shell, Raleigh, NC (US);
Robert N Elliott, III, Raleigh, NC (US);
Carsie K Denning, Coats, NC (US);
Assignees:
Carolina Power & Light Company, Raleigh, NC (US);
North Carolina Alternative Energy Corporation, Research Triangel Park, NC (US);
North Carolina Department of Economic, Raleigh, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
261 231 ; 261109 ; 2611122 ; 261D / ;
Abstract
A direct contact water-to-air heat exchanger includes a columnar air/water contact chamber which includes inclined sheet-like turning vanes for establishing three heat transfer zones therein and a partly countercurrent, partly crosscurrent heat exchange environment. The heat exchanger has applicability for supplying cold moisture laden air in the postharvest forced air precooling of agricultural produce.