US PATENT SUBCLASS 164 / 132
.~.~.~ Core removal

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

1  DF  PROCESS {6}
47  DF  .~ Shaping liquid metal against a forming surface {26}
131  DF  .~.~ Removing article from forming surface {1}
132.~.~.~ Core removal

DEFINITION

Classification: 164/132

(under subclass 131) Process wherein the surface is that of a separate mold part used to form an opening or cavity in the product, i.e., core.