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:
Nov. 14, 2000
Filed:
Jun. 30, 1999
Applicant:
Inventors:
Marianne Le Boulch, Saint Mammes, FR;
Thierry Chartier, Feytiat, FR;
Jean-Marc Laurent, Saint Amand Montrond, FR;
Patrice Goeuriot, Monistrol sur Loire, FR;
Francedilla.ois Valdivieso, Saint Etienne, FR;
Assignee:
Electricite de France-Service National, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01B / ; H05B / ;
U.S. Cl.
CPC ...
252516 ; 264104 ; 219553 ;
Abstract
This electrical resistance heating element (10) for an electric furnace comprises a resistive heating part (12) made of a ceramic. The ceramic comprises a sintered mixture of silicon carbide particles, of dopant particles, suitable for obtaining an electrically conductive phase after sintering, and of mineral particles.