LandOfFree - US Patents - Listing for Metallurgical apparatus,Means for treating ores or for extracting metals

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3-Stage fluidized bed type fine iron ore reducing apparatus havi

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus and method for acidic leaching of lateritic ores

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus and method for closing or opening an opening,...

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Reexamination Certificate

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Apparatus and method for the continuous calcination of aluminum

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus and process for treating a particulate material...

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Reexamination Certificate

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Apparatus for beneficiating ores

Metallurgical apparatus – Means for treating ores or for extracting metals

Patent

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Apparatus for beneficiating ores

Metallurgical apparatus – Means for treating ores or for extracting metals

Patent

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Apparatus for biological processing of metal containing ores

Metallurgical apparatus – Means for treating ores or for extracting metals

Patent

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Apparatus for biological processing of metal-containing ores

Metallurgical apparatus – Means for treating ores or for extracting metals

Patent

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Apparatus for blast furnace fuel injection

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for changing the charge distribution in a blast furnac

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for charging a shaft furnace

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for charging a shaft-type cupola furnace

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for charging scrap into a converting furnace

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for decomposing alkali metal amalgams

Metallurgical apparatus – Means for treating ores or for extracting metals – Amalgam-type extraction means

Patent

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Apparatus for directly making liquid pig-iron from coarse iron o

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for discharging hot flowable solids from an upright co

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for discharging hot flowable solids, particularly spon

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for electric steelmaking

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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Apparatus for electric steelmaking

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace

Patent

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