119941 ⎘
Solid state diffusion of only non-metal elements into metallic material surfaces ; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions more than one element being applied in one step Carbo-nitriding
Sub-classes:3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION
#2Method for increasing magnetic induction intensity of soft magnetic metallic materials
#33D printable hard ferrous metallic alloys for powder bed fusion
#4Valve and method for producing a valve
#5Functionalized surface
#63D printable hard ferrous metallic alloys for powder bed fusion
#7System and method for surface hardening of refractory metals
#8Valve and method for producing a valve
#9Partially carbonitriding heat treated stainless steel ferrule and manufacturing method thereof
#10Hot-rolled steel sheet for nitriding, cold-rolled steel sheet for nitriding excellent in fatigue strength, manufacturing method thereof, and automobile part excellent in fatigue strength using the same
#11Method for cooling metal parts having undergone a nitriding/nitrocarburising treatment in a molten salt bath, unit for implementing said method and the treated metal parts
#12Valve system for controlling the charge exchange
#13System and method for surface hardening of refractory metals