WASTE METAL POWDER PASSIVATION

Abstract: aspects are provided for passivation of waste metal streams. an apparatus may include a three-dimensional (3-d) printer that produces a waste powder during 3-d printing of a printed part, a passivator configured to receive the waste powder and melt the waste powder, and a container configured to collect the molten waste powder. a method may include generating a waste powder during 3-d printing of a printed part, collecting the waste powder in a passivator, heating the passivator to melt the waste powder, and collecting the molten waste powder. aspects of this disclosure can include the passivator maintaining an inert environment.

Inventor(s): Bahram ISSARI, Michael Thomas Kenworthy, Chan Cheong Pun, Gordon Tajiri

CPC Classification: B22F10/73 (WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER (making alloys by powder metallurgy ); APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER)

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