Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1982-04-22
1984-03-13
Skiff, Peter K.
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
148433, 420471, C22C 901, C22C 902
Patent
active
044367902
ABSTRACT:
A copper-base alloy which consists essentially of 1 to 7% tin and 1 to 7% aluminum and contains aluminum and tin in a total not in excess of 10%, balance copper and inevitable impurities which are due to the manufacturer, is disclosed. It is useful as a coinage material of gold color.
REFERENCES:
patent: 1630999 (1927-05-01), Bassett, Jr.
patent: 1881257 (1932-10-01), Bassett, Jr.
patent: 2133845 (1938-10-01), Crampton et al.
patent: 2231940 (1941-02-01), Nylander
patent: 4292377 (1981-09-01), Petersen et l.
patent: 4330599 (1982-05-01), Winter et al.
Heubner Ulrich
Prinz Bruno
Rockel Manfred B.
Rudolph Gunther
Zoebe Hugo
Skiff Peter K.
Vereinigte Deutsch Metallwerke AG
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