US PATENT SUBCLASS 164 / 524
.~.~.~.~ To prevent casting oxidation

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}
520  DF  .~.~.~ Utilizing particular mold materials {6}
524.~.~.~.~ To prevent casting oxidation

DEFINITION

Classification: 164/524

To prevent casting oxidation:

(under subclass 520) Process wherein specific mold material are utilized to produce a chemical reaction providing an

inert or reducing environment for the cast product.