Method for reclaiming lead

  • US 8,105,416 B1
  • Filed: 05/05/2010
  • Issued: 01/31/2012
  • Est. Priority Date: 05/05/2010
  • Status: Active Grant
First Claim
Patent Images

1. A method comprising:

  • a. adding an Arrhenius base to a kettle containing lead bullion and tin;

    b. adding a byproduct of conventional detinning to the kettle;

    c. agitating contents of the kettle; and

    d. removing a layer of slag from the kettle, wherein the method reduces the amount of tin via chemical oxidation in the lead bullion.

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