Method for firing a ceramic and refractory metal casting core

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

2011-01-04

2011-01-04

Lin, Kuang (Department: 1793)

Metal founding

Process

Shaping a forming surface

C164S028000

Reexamination Certificate

active

07861766

ABSTRACT:
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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Partial translation of Japanese Office Action for JP2007102297, dated Jun. 30, 2009.

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