Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B22
CASTING; POWDER METALLURGY
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B22D
CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
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21/00
Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
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B22D21/02
Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
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B22D21/04
Casting aluminium or magnesium
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