Process of smelting metals
First Claim
21. THE PROCESS OF SMELTING LIGHT METALS SUCH AS ALUMINUM WHICH COMPRISES MAINTAINING A BODY OF METAL IN MOLTEN CONDITION, CONTINUOUSLY WITHDRAWING MOLTEN METAL FROM SAID BODY, CONTINUOUSLY MIXING WITHDRAWN METAL WITH SOLID METAL PIECES IN A MIXING ZONE TO EFFECT A HEAT TRANSFER THEREBETWEEN, THE WITHDRAWN METAL AND THE SOLID METAL BEING SO PROPORTIONED AS TO CONTINUOUSLY FORM A PASTY MIX FOR SEGREGATION OF IMPURITIES, ADDING FLUXING MATERIALS TO COMMINGLE WITH THE PASTY MIX METAL, CONTINUOUSLY HEATING THE PASTY MIX IN ANOTHER ZONE TO PROGRESSIVELY LIQUEFY THE PASTY MIX SO THAT SEGREGATED IMPURITIES RISE TO THE SURFACE THEREOF, REMOVING THE IMPURITIES, AND CONTINUOUSLY COMMINGLING LIQUEFLED METAL OF THE PASTY MIX WITH THE BODY OF MOLTEN METAL.
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21 Claims
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21. THE PROCESS OF SMELTING LIGHT METALS SUCH AS ALUMINUM WHICH COMPRISES MAINTAINING A BODY OF METAL IN MOLTEN CONDITION, CONTINUOUSLY WITHDRAWING MOLTEN METAL FROM SAID BODY, CONTINUOUSLY MIXING WITHDRAWN METAL WITH SOLID METAL PIECES IN A MIXING ZONE TO EFFECT A HEAT TRANSFER THEREBETWEEN, THE WITHDRAWN METAL AND THE SOLID METAL BEING SO PROPORTIONED AS TO CONTINUOUSLY FORM A PASTY MIX FOR SEGREGATION OF IMPURITIES, ADDING FLUXING MATERIALS TO COMMINGLE WITH THE PASTY MIX METAL, CONTINUOUSLY HEATING THE PASTY MIX IN ANOTHER ZONE TO PROGRESSIVELY LIQUEFY THE PASTY MIX SO THAT SEGREGATED IMPURITIES RISE TO THE SURFACE THEREOF, REMOVING THE IMPURITIES, AND CONTINUOUSLY COMMINGLING LIQUEFLED METAL OF THE PASTY MIX WITH THE BODY OF MOLTEN METAL.
Specification
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Current AssigneeWalter Bonsack, Walter M. Weil
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Original AssigneeWalter Bonsack, Walter M. Weil
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InventorsWALTER BONSACK, Weil, Walter M.
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Application NumberUS02/683,114Time in Patent Office1,572 DaysField of SearchUS Class Current75/10.18CPC Class CodesC22B 21/0084 melting and handling molten...C22B 9/00 General processes of refini...
