US PATENT SUBCLASS 164 / 122.1
.~.~.~ Unidirectional solidification

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


164 /   HD   METAL FOUNDING

1  DF  PROCESS {6}
47  DF  .~ Shaping liquid metal against a forming surface {26}
122  DF  .~.~ Controlling solidification (other than ambient cooling) {5}
122.1.~.~.~ Unidirectional solidification {1}
122.2  DF  .~.~.~.~> Single crystal formation

DEFINITION

Classification: 164/122.1

Unidirectional solidification:

(under subclass 122) Process wherein an unidirectional temperature gradient is established along a mold to cause progressive solidification of molten metal within the mold.

SEE OR SEARCH CLASS

117, Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor, for processes for growing therein-defined single-crystal of all types of materials, other than metal single-crystal formed in a mold proper herein, however, metals, intermetallics, and alloys which are semiconductors are excluded herein and are proper for Class 117.