US PATENT SUBCLASS 29 / 15
PUDDLERS' BALLS MAKING


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

Internet Version by PATENTEC © 1999      Terms of Use



29 /   HD   METAL WORKING

15PUDDLERS' BALLS MAKING


DEFINITION

Classification: 29/15

PUDDLERS' BALLS MAKING:

(under the class definition) Process or apparatus for manufacturing a solid, generally spherical member intended to be used in molten metal, e.g., to assist in refining of metal.

SEE OR SEARCH CLASS

75, Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, etc., for a process of treating metal in the molten state.

266, Metallurgical Apparatus, especially

227+, for means for separating metal in a molten mass from undesired material.