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.:

US 9915447 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 13, 2018

Filed:

Dec. 22, 2015
Applicant:

Basf SE, Ludwigshafen, DE;

Inventors:

Colman Carroll, Mannheim, DE;

Olaf Rogge, Waghaeusel, DE;

Bernard Hendrik Reesink, Winterswijk-Kotten, NL;

Andrew Rowe, Victoria BC, CA;

Danny Arnold, Victoria BC, CA;

Armando Tura, Victoira BC, CA;

Assignee:

BASF SE, Ludwigshafen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 21/00 (2006.01); H01F 1/01 (2006.01);
U.S. Cl.
CPC ...
F25B 21/00 (2013.01); H01F 1/015 (2013.01); F25B 2321/002 (2013.01);
Abstract

A magnetocaloric cascade containing at least three different magnetocaloric materials with different Curie temperatures, which are arranged in succession by descending Curie temperature, wherein none of the different magnetocaloric materials with different Curie temperatures has a higher layer performance Lp than the magnetocaloric material with the highest Curie temperature and wherein at least one of the different magnetocaloric materials with different Curie temperatures has as lower layer performance Lp than the magnetocaloric material with the highest Curie temperature wherein Lp of a particular magnetocaloric material being calculated according to formula (I):with


Find Patent Forward Citations

Loading…