US PATENT SUBCLASS 420 / 590
PROCESSES


Current as of: June, 1999
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420 /   HD   ALLOYS OR METALLIC COMPOSITIONS

590PROCESSES


DEFINITION

Classification: 420/590

PROCESS:

(under the class definition) Processes of preparing alloys, or metallic compositions which are not claimed with sufficient particularity to be placed in any subclass above, e.g., no base metal is recited either individually, or as a particular group, e.g., refractory metals, etc.

(1) Note. This subclass is the collecting point for processes which are of general utility in preparing a wide variety of alloys. Processes which prepare a specific alloy are placed therewith and are cross referenced here only if disclosed as having general utility.