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Method for treating a surface such as a metal surface and producing products embodying such including lithoplate

  • US 5,481,084 A
  • Filed: 10/08/1993
  • Issued: 01/02/1996
  • Est. Priority Date: 03/18/1991
  • Status: Expired due to Fees
First Claim
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1. A method of treating metal sheet for lithoplate application having a substantial surface to which a substantially stable electric arc can be applied comprising continuously moving an electric arc on said surface by magnetic impulsion around a loop periphery path established by a loop electrode, the loop of which is in arc passing relationship with said surface and effecting relative movement between one or more such electric arcs and said surface in such a manner as to contact a major portion of said surface and increase its surface area.

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