US PATENT SUBCLASS 164 / 520
.~.~.~ Utilizing particular mold materials

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.~.~.~ Utilizing particular mold materials {6}
521  DF  .~.~.~.~> Self-hardenable molding material
522  DF  .~.~.~.~> Water soluble mold material
523  DF  .~.~.~.~> To perfect casting surface
524  DF  .~.~.~.~> To prevent casting oxidation
525  DF  .~.~.~.~> Particular binder material {2}
529  DF  .~.~.~.~> Particular refractory material

DEFINITION

Classification: 164/520

Utilizing particular mold materials:

(under subclass 15) Process wherein specific mold materials are utilized in shaping a mold structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

138, for molds of a particular composition.

516+, for processes of forming composite molds using slurry and particular materials.

SEE OR SEARCH CLASS

75, Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, appropriate subclasses for process of treating metals and alloys.

106, Compositions: Coating or Plastic, 38.2+, for mold or mold coating compositions.