Alloys or metallic compositions – Tin base – Antimony – or bismuth containing
Patent
1988-01-05
1989-02-21
Rutledge, L. Dewayne
Alloys or metallic compositions
Tin base
Antimony, or bismuth containing
420561, C22C 1302
Patent
active
048063096
ABSTRACT:
A lead-free solder composition of approximately 90% to 95% by weight tin, approximately 3% to 5% by weight antimony, approximately 1% to 4.5% by weight bismuth, and approximately 0.1% to 0.5% by weight silver.
REFERENCES:
patent: 3607253 (1971-09-01), Cain et al.
patent: 4670217 (1987-06-01), Henson et al.
McDowell Robert L.
Rutledge L. Dewayne
Willard Industries, Inc.
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