US PATENT SUBCLASS 164 / 27
.~.~.~.~ Shaping plural separable mold parts

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

1  DF  PROCESS {6}
6  DF  .~ Shaping a forming surface (e.g., mold making, etc.) {8}
15  DF  .~.~ Shaping fluent material to form mold {9}
23  DF  .~.~.~ Composite, plural part or multilayered mold {4}
27.~.~.~.~ Shaping plural separable mold parts {2}
28  DF  .~.~.~.~.~> Including shaping core member
29  DF  .~.~.~.~.~> Cope and drag sections

DEFINITION

Classification: 164/27

(under subclass 23) Process in which at least two different separable portions or parts of the mold structure are shaped or formed.