B PERFORMING OPERATIONS; TRANSPORTING
B22 CASTING; POWDER METALLURGY
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
B22F9/00 Making metallic powder or suspensions thereof
B22F9/02 using physical processes
B22F9/06 starting from liquid material
B22F9/08 by casting, e.g. through sieves or in water, by atomising or spraying