US2002164264A1PendingUtilityA1

Platinum-iron alloy, especially for jewelry

Assignee: HERAEUS GMBH W CPriority: May 3, 2001Filed: Apr 30, 2002Published: Nov 7, 2002

Est. expiryMay 3, 2021(expired)· nominal 20-yr term from priority

Inventors:Reinhard Baake David Francis Lupton Harald Manhardt

C22C 5/04A44C 27/003

PatentIndex Score

Cited by

References

Claims

Abstract

Platinum—iron alloys that contain 95-96 wt % Pt, 2-3 wt % Fe, and 20-3 wt % Ru and/or Ir, and are suitable especially for the fabrication of jewelry.

Claims

exact text as granted — not AI-modified

We claim:  
     
         1 . An alloy comprising: 95-96 wt % Pt; 2-3 wt % Fe, and 2-3 wt % of at least one of Ru and Ir.  
     
     
         2 . An alloy as defined in  claim 1 , wherein the alloy has of 95.2 wt % Pt, 3 wt % Fe, and 1.8 wt % Ru.  
     
     
         3 . An article of jewelry comprising an alloy of 95-96 wt % Pt; 2-3 wt % Fe, and 2-3 wt % of at least one of Ru and Ir.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.