Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Patent
1979-08-08
1981-04-28
Dean, R.
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
75134C, 148 32, C22C 3006
Patent
active
042643597
ABSTRACT:
An alloy of gold, palladium, silver, copper, zinc and a small quantity of boron is provided to produce an alloy having a pleasing yellow color, high tarnish resistance and a hardness suitable for use as a material for rings and similar jewelry.
REFERENCES:
patent: 2050077 (1936-08-01), Wise
Harris William R.
Jache Harald G.
Dean R.
Josten's, Inc.
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