Method and apparatus for making copper and/or copper alloy ingot bar with smooth surface and without contraction cavities

Bibliographische Detailangaben

1. Verfasser:	YASHIMA KENJI,ISHIDA TOKUWA,KOSHIBA YUTAKA
Format:	Patent
Sprache:	eng
Schlagworte:	CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING
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