$Method for firing a ceramic and refractory metal casting core$

Method for firing a ceramic and refractory metal casting core

In an investment casting process, a composite core is formed as a combination of ceramic casting core element and a non-ceramic casting core element. The core is heated in an oxidative atmosphere and then heated in a non-oxidative atmosphere.

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Bibliographische Detailangaben
Hauptverfasser:	VERNER CARL R, BULLIED STEVEN J, BOCHIECHIO MARIO P, KENNARD LEA D, MARCIN JOHN J.JR
Format:	Patent
Sprache:	eng
Schlagworte:	CASTING FOUNDRY MOULDING PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING
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Beschreibung
Zusammenfassung:	In an investment casting process, a composite core is formed as a combination of ceramic casting core element and a non-ceramic casting core element. The core is heated in an oxidative atmosphere and then heated in a non-oxidative atmosphere.