Metal net for treatment of gases

摘要

The invention relates to a metal net for use in gas treatment and an gas treatment equipment including this metal net and a method for cleaning exhaust gases of engines. The invention also relates to equipment for manufacturing such a metal net. The equipment according to the invention is particularly suitable as a catalyzer for small engines. A metal net comprises frame components fastened to each other at least at some points with weld joints made with a pulsation arc technique