Auxiliary device, a marine surface vessel and a method for a sacrificial anode in a marine construction
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United States of America Patent
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Nov 27, 2012
Grant Date -
Apr 21, 2011
app pub date -
Jun 25, 2008
filing date -
Jun 25, 2008
priority date (Note) -
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Abstract
A method is provided for corrosion protection in a marine construction, such as a marine surface vessel or a marine structure, the marine construction including at least one metal element and a sacrificial anode adapted to be at least partly immerged in an electrolyte in the form of water, in which the marine construction is at least partly immerged, the at least one metal element including a metal part, the sacrificial anode being provided for corrosion protection of the metal part. The method includes connecting at least one of the at least one metal element and the sacrificial anode to a DC electrical power outlet so as to allow an electric de-passivation current through an electrical circuit including the sacrificial anode, the metal element and the electrolyte.
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