Electroless is one of the most used methods to recover the damage by use in aircraft components. Aircraft maintenance companies usually know how to use this method,according the needs of aircraft parts.
Dear Adachani, Follow that link: http://fiesta.bren.ucsb.edu/~dturney/port/papers/Electroless/08.pdf It is a chapt. from a old book but is a good introduction to the field. For commercial applications try http://enthone.com/Industries/Aerospace_and_Defense/Technology_Selector/Products/ENfinity_Electroless_Nickel_Processes.aspx