METHOD OF ANODIZING STEEL
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United States of America Patent
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app pub date -
Aug 2, 2011
filing date -
Jan 17, 2007
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Abandoned
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Abstract
A method of anodizing non-stainless steel, wherein a non-stainless steel object is connected to a positive terminal of a power supply, a counter electrode or vessel is connected to a negative terminal of the power supply, the non-stainless steel object and counter electrode are placed into a solution of NaOH, and a voltage is applied across the terminals to anodize the non-stainless steel object by forming an adherent blue-black or semi-adherent dichroic, colored oxide coating thereon.
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