Alloys or metallic compositions – Silver base – Copper containing
Reexamination Certificate
2005-08-30
2005-08-30
King, Roy (Department: 1742)
Alloys or metallic compositions
Silver base
Copper containing
C148S430000
Reexamination Certificate
active
06936218
ABSTRACT:
The present invention relates to a silver braze alloy having improved wetting properties. The silver braze alloy consists essentially of from about 52.25 wt % to about 57.0 wt % silver, from about 38.95 to about 43.0 wt % copper, from about 0.5 wt % to about 5.5 wt %, preferably from about 1.0 wt % to about 5.5 wt %, manganese, and up to about 2.5 wt %, preferably from about 1.5 wt % to about 2.5 wt %, nickel. The alloy further may contain 0.15 wt % total of other trace elements.
REFERENCES:
patent: 2138638 (1938-11-01), Leach
patent: 2196303 (1940-04-01), Hensel et al.
patent: 2303272 (1942-11-01), Haskell
patent: 53-065219 (1978-06-01), None
patent: 57-149092 (1982-09-01), None
patent: 57-149093 (1982-09-01), None
patent: 61-216887 (1986-09-01), None
Hosking F. Michael
Khorunov Viktor Fedorovich
Lin Wangen
Maksymova Svitlana Vasylivna
Schwartz Brian
Bachman & LaPointe P.C.
King Roy
United Technologies Corporation
Wilkins, III Harry D.
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