Alloys or metallic compositions – Bismuth base
Patent
1992-04-30
1993-09-28
Yee, Deborah
Alloys or metallic compositions
Bismuth base
420589, C22C 1200, C22C 3000
Patent
active
052484769
ABSTRACT:
An alloy composition comprising effective amounts of bismuth, indium, lead, tin, and gallium, which is especially suited for lens blocking.
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Kraeger George E.
Slattery James A.
Sovinsky John R.
White Charles E. T.
The Indium Corporation of America
Yee Deborah
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