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:
Jul. 01, 2014
Filed:
Aug. 09, 2010
Applicants:
Colman Carroll, Mannheim, DE;
Olaf Rogge, Dackenheim, DE;
Bennie Reesink, Winterswijk-Kotten, NL;
Inventors:
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
F25B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A heat exchanger bed is formed from a cascade of at least three different magnetocaloric materials with different Curie temperatures, which are arranged in succession by ascending or descending Curie temperature and are preferably isolated from one another by intermediate thermal and/or electrical insulators, the difference in the Curie temperatures of adjacent magnetocaloric materials being 0.5 to 6° C.