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:
Feb. 06, 1996
Filed:
Apr. 14, 1994
Applicant:
Inventors:
William G Watson, Cheshire, CT (US);
Harvey P Cheskis, North Haven, CT (US);
Sankaranarayanan Ashok, West Haven, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
420493 ; 148424 ; 148432 ; 148436 ; 148442 ; 420480 ; 420492 ; 420496 ; 420499 ; 420587 ; 420434 ;
Abstract
Spray cast copper-manganese-zirconium alloys are disclosed. In one embodiment, the alloy is spray cast in nitrogen and contains from about 1 ppm to about 20 ppm of dissolved nitrogen. In a second embodiment, the alloy contains an addition selected from the group consisting of chromium, titanium, erbium and mixtures thereof. The alloys are useful for sound damping as the combination of zirconium and the addition inhibits degradation of the specific damping capacity of the alloy.