Alfonso T. Lubrano - Barrington RI Thomas S. Bannos - Cumberland RI Malcolm Warren - Franklin MA Robert A. Dorvel - Charlestown RI
Assignee:
Engelhard Corporation - Menlo Park NJ
International Classification:
B32B 1520 C22C 1300
US Classification:
428647
Abstract:
An article of manufacture, such as is used in plumbing, is formed by soldering copper workpieces together with a lead-free solder having a tin content of from about 92 to 99%, a copper content of from about 0. 7 to 6% and a silver content of from about 0. 05-3%, by weight.
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