RE:RE:Esabm8, you're correct. Working in the industrial repair and return industry, Lincoln, Millar and about a hundred other Chinese companies make this equipent.
Plasma thermo spray is different and has been around for some time Oerlikon (Metco), Praxair (TAFA), just to mention the big boys. Coating are applied to metal surfaces for many different reasons. This is nothing new, nor is it and thing close to PyroGenesis