Refractory metal core wall thickness control

Metal founding – Process – Shaping a forming surface

Reexamination Certificate

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Details

C164S361000, C164S369000, C164S519000

Reexamination Certificate

active

11337293

ABSTRACT:
In accordance with the present invention, a casting system is provided which broadly comprises a core and a wax die spaced from said core, a refractory metal core having a first end seated within a slot in the core and a second end contacting the wax die for positioning the core relative to the wax die, and the refractory metal core having at least one of a mechanism for providing spring loading when closed in the wax die and a mechanism for mechanically locking the wax die to the core.

REFERENCES:
patent: 2005/0274478 (2005-12-01), Verner et al.

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