US PATENT SUBCLASS 75 / 961
TREATING FLUE DUST TO OBTAIN METAL (OTHER THAN BY CONSOLIDATION)

Current as of: June, 1999
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75 /   HD   SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES

961TREATING FLUE DUST TO OBTAIN METAL (OTHER THAN BY CONSOLIDATION)

DEFINITION

Classification: 75/961

TREATING FLUE DUST TO OBTAIN METAL (OTHER THAN BY CONSOLIDATION):

(under the class definition) Art collection of patents drawn to obtaining metal from the flue dust that issues from metallurgical furnaces such as blast furnaces. Excluded are processes which merely consolidate the flue dust.