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Dilip N Shah, James Thompson Beals, John Joseph Marcin Jr, Stephen Douglas Murray: Cores for use in precision investment casting. United Technologies Corporation, McCormick Paulding & Huber, October 28, 2003: US06637500 (89 worldwide citation)

Concepts for fabricating improved cores for investment casting are described. The cores are composite which include refractory metal elements and ceramic elements. The refractory metal elements are provided to enhance the mechanical properties of the core and/or to permit the fabrication of cores ha ...


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Dilip M Shah, James Thompson Beals, John Joseph Marcin, Stephen Douglas Murray: Cores for use in precision investment casting. United Technologies Corporation, Richard R Michaud, McCormick Paulding & Huber, February 5, 2004: US20040020629-A1

Concepts for fabricating improved cores for investment casting are described. The cores are composite which include refractory metal elements and ceramic elements. The refractory metal elements are provided to enhance the mechanical properties of the core and/or to permit the fabrication of cores ha ...


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Dilip M Shah, James Thompson Beals, John Joseph Marcin, Stephen Douglas Murray: Cores for use in precision investment casting. McCormick Paulding & Huber, City Place II, April 24, 2003: US20030075300-A1

Concepts for fabricating improved cores for investment casting are described. The cores are composite which include refractory metal elements and ceramic elements. The refractory metal elements are provided to enhance the mechanical properties of the core and/or to permit the fabrication of cores ha ...