Crucible and facecoat compositions

US8906292B2 · kind B2 · utility

Assignee

• General Electric Company · US

Inventors

• Bernard Patrick Bewlay · Niskayuna, US
• Stephen Francis Bancheri · Niskayuna, US
• Joan McKiever · Ballston Lake, US
• Brian Michael Ellis · Mayfield, US
• Robert Arthur Giddings · Slingerlands, US

Key dates

• Filing date: Jul 27, 2012
• Grant date: Dec 9, 2014
• Expiry date: Jul 27, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2235/80
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Crucible compositions and methods of using the crucible compositions to melt titanium and titanium alloys. More specifically, crucible compositions having intrinsic facecoats that are effective for melting titanium and titanium alloys for use in casting titanium-containing articles. Further embodiments are titanium-containing articles made from the titanium and titanium alloys melted in the crucible compositions. Another embodiment is a crucible curing device and methods of use thereof.