LandOfFree - US Patents - Listing for Metallurgical apparatus,Means for treating ores or for extracting metals,By means applying heat to work, e.g., furnace

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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 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 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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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 equalizing pressure in shaft furnaces

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 evaporative cooling of metallurgical plants

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 feeding gases into a smelting 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 heat processing glass batch materials

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

Patent

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