US PATENT SUBCLASS 164 / 59.1
.~.~.~.~.~ Utilizing preform body

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}
55.1  DF  .~.~ Incorporating addition or chemically reactive agent to metal casting material {2}
57.1  DF  .~.~.~ Adding metal-containing material {1}
58.1  DF  .~.~.~.~ To produce casting having nonhomogenous composition {1}
59.1.~.~.~.~.~ Utilizing preform body

DEFINITION

Classification: 164/59.1

Utilizing preform body:

(under subclass 58.1) Process directed to casting upon a preform body which remains a part of the casting product.

(1) Note. To be placed herein, the preform must retain its identity in the cast product.

(2) Note. A mere coating of the mold surface is not considered a preform body.

(3) Note. Plural preform bodies to be encompassed herein must be individually handled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

75, for coating a preform to provide a bonding-alloying layer with subsequently cast metal.

91+, for composite article formation.