Low stress dewaxing system and method

Metal founding – Process – Shaping a forming surface

Reexamination Certificate

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C164S401000, C164S246000

Reexamination Certificate

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07926542

ABSTRACT:
A system and method for dewaxing is provided. The system includes a ceramic shell mold having a wall. Water is present within the wall of the ceramic shell mold. A wax pattern assembly is located within the ceramic shell mold. A heat source is configured for heating at least a portion of the wall of the ceramic shell mold in order to convert at least a portion of the water within the wall of the ceramic shell mold into steam for use in melting at least a portion of the wax pattern.

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International Searching Authority; International Search Report and Written Opinion; Korean Intellectual Property Office; Dec. 23, 2009; Seo-gu, Daejeon Korea; copy enclosed (11 pages).

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