Fe—Si—La alloy having excellent magneto-caloric properties

US8808468B2 · kind B2 · utility

Assignee

• APERAM ALLOYS IMPHY · FR

Inventors

• Thierry Waeckerle · Nevers, FR
• Herve Fraisse · La Ferté-Bernard, FR
• Mohamed Balli · Grenoble, FR
• Patricia De Rango · Gières, FR
• Daniel Fruchart · Échirolles, FR
• Damien Gignoux · Grenoble, FR
• Salvatore Miraglia · Grenoble, FR
• Mariana Rosca · Grenoble, FR
• Miguel Jose Artigas Alava · Berga, ES

Key dates

• Filing date: Dec 15, 2008
• Grant date: Aug 19, 2014
• Expiry date: May 14, 2031

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/12014
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The invention relates to a Fe—Si—La alloy having the atomic composition:(La1-a-a′MmaTRa′)1[(Fe1-b-b′CObMb′)1-x(Si1-cXc)x]13(CdNeH1-d-e)y(R)z(I)f It also relates to a powder of this alloy or to a mixture of these alloys and the method of fabrication.