Description: 75 specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures / 75 specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures/(330) processes (392) producing or treating free metal (414) at 300 degrees c or greater (e.g., pyrometallurgy, etc.) (433) iron(fe) (443) reducing in gaseous suspension (454) using same inlet to feed solid and gas (455) inlet is a burner (456) burner is horizontal
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