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Method to decrease loss of aluminum and magnesium melts

United States Patent

November 26, 2002
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A method to minimize oxidation of metal during melting processes is provided, the method comprising placing solid phase metal into a furnace environ-ment, transforming the solid-phase metal into molten metal phase having a molten metal surface, and creating a barrier between the surface and the environment. Also provided is a method for isolating the surface of molten metal from its environment, the method comprising confining the molten metal to a controlled atmos-phere, and imposing a floating substrate between the surface and the atmosphere.
Hryn; John N. (Naperville, IL), Pellin; Michael J. (Naperville, IL), Calaway, Jr.; Wallis F. (Woodridge, IL), Moore; Jerry F. (Naperville, IL), Krumdick; Gregory K. (Crete, IL)
The University of Chicago (Chicago, IL)
09/ 632,873
August 4, 2000
CONTRACTUAL ORIGINS OF THE INVENTION The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy and the University of Chicago representing Argonne National Laboratory.