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:
Apr. 22, 1997
Filed:
Sep. 22, 1994
Applicant:
Inventor:
Daniel Charquet, Albertbille, FR;
Assignee:
Compagnie Europeenne Du Zirconium Cezus, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148519 ; 148672 ;
Abstract
A product having at least an exterior surface formed by a Zr alloy comprising the following addition elements (% by weight): Sn 0.40 to 1.70, Fe 0.05 to 0.25, Cr 0.03 to 0.16, Ni less than 0.08; the following maximum amounts of impurities (ppm): Al 75, B 0.5, Cd 0.5, C 270, Co 20, Cu 50, Hf 100, H.sub.2 25, Mg 20, Mn 50, Mo 50, N.sub.2 65, Si 120, Ti 50, W 10, U total 3.5; with the balance being O.sub.2 and Zr, wherein the Zr alloy has an Ni content which is greater than 70 ppm and less than 300 ppm.