Cathodic Protection Historical Perspective

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   1824      corrosive      Davy      electrochemical      iron      London      Majesty's      marine      platform      reinforcing      Sir Humphrey Davy      storage      underground   

The science of cathodic protection (CP) was born in , when made a presentation to the Royal Society of : "The rapid decay of the copper sheeting on His ships of war, and the uncertainty of the time of its duration, have long attracted the attention of those persons most concerned in the naval interest of the country. ... I entered into an experimental investigation upon copper. In pursuing this investigation, I have ascertained many facts ... to illustrate some obscure parts of science... seem to offer important application." succeeded in protecting copper against corrosion from seawater by the use of anodes. From that beginning, CP has grown to have many uses in and structures, water tanks, gas pipelines, oil supports, and many other facilities exposed to a environment. Recently, it is proving to be an effective method for protecting steel from chloride-induced corrosion.

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