UNITED STATES DEPARTMENT OF THE INTERIOR

Thomas S. Kleppe, Secretary

BUREAU OF MINES

Thomas V. Falkie, Director

1. Flowsheet for treatment of scrap electronic solders with aluminum....

TABLES

1. Analyses of some as-received, scrap electronic solders... Density and melting point data..

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Extraction of gold from electronic solders with aluminum at 550° C...
Recovery of aluminum dross from solder by skimming and filtration....
Effect of filtering temperature on solders treated with aluminum....

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