METHOD AND SYSTEM FOR TREATING A STEEL TUBING WITH A COATING TO RESIST CORROSION
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United States of America Patent
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Issued Date -
Mar 9, 2017
app pub date -
Aug 30, 2016
filing date -
Sep 4, 2015
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Abandoned
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Abstract
A method of treating a steel tubing with a coating to resist corrosion includes passing a steel tubing through a trough of molten zinc-aluminum alloy. The method additionally includes establishing a magnetic field with an electrical current and adjusting the electric current to adjust a thickness of zinc-aluminum alloy coating on the steel tubing. The method further includes passing the steel tubing through the magnetic field. A steel tubing treated with the method may include a zinc-aluminum coating having a thickness of at least approximately 10 μm and preferably at least approximately 15 μm.
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