UN METODO Y UN APARATO DE REDUCIR LA FORMACION DE OZONO CUANDO SE SUELDA O TRABAJA CON ARCO ELECTRICO.

摘要

In welding or working operations using an electric arc a nitrogen compound is introduced into the working or welding area for the purpose of decomposing ozone in said area. The nitrogen compound is preferably purely nitric oxide, but may also be nitrous oxide (N2O) or ammonia (NH3).