LandOfFree - US Patents - Listing for Metallurgical apparatus,Means for extracting and refining metal,With separate refining zone

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Apparatus for suspension smelting of finely-grained oxide and/or

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Apparatus for the continuous recovery of tin from iron rich conc

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Apparatus for the separation of lead from a sulfidic concentrate

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Flash smelting furnace

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Industrial furnace

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Reexamination Certificate

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Integrated metallurgical reactor

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Method of recovering valuable metals from zinc bearing materials

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Process for the production of iron from iron ores and apparatus

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Refining furnace for nonferrous metal

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Rotary kiln and hearth furnace

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Smelting plant and method

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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Suspension smelting furnace for finely-divided sulfide and/or ox

Metallurgical apparatus – Means for extracting and refining metal – With separate refining zone

Patent

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