One-piece, composite crucible with integral withdrawal/discharge section

US6425504B1 · kind B1 · utility

Assignee

• IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC. · US

Inventors

• Matthew F. Besser · Urbandale, US
• Robert L. Terpstra · Ames, US
• Daniel J. Sordelet · Dunlap, US
• Iver E. Anderson · Ames, US
• Alan D. Hartman · Albany, US
• Edward R. Argetsinger · Albany, US
• Jeffrey S. Hansen · Salt Lake City, US
• Jack I. Paige · Albany, US
• Paul C. Turner · Albany, US

Key dates

• Filing date: Jan 11, 2000
• Grant date: Jul 30, 2002
• Expiry date: Jan 11, 2020

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B22D41/08
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A one-piece, composite open-bottom casting mold with integral withdrawal section is fabricated by thermal spraying of materials compatible with and used for the continuous casting of shaped products of reactive metals and alloys such as, for example, titanium and its alloys or for the gas atomization thereof.