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Easily stored and used disposable cover for a molten metal ladle

Metallurgical apparatus – Means for holding or supporting work – Receptacle
Patent

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Ejector piston

Metallurgical apparatus – Means sealing or opening aperture in vessel – By means plugging aperture
Patent

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Electric arc oven for treating molten metals with a gas and a pr

Metallurgical apparatus – Process
Patent

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Electric furnace scrap handling mill layout

Metallurgical apparatus – Geographic or structural installation
Patent

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Electric furnace with tiltable and removable hearth

Metallurgical apparatus – Having means for contacting a solid metalliferous material... – With heating means – e.g. – flame contact
Patent

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Electric salt bath furnace

Metallurgical apparatus – Having means for contacting a solid metalliferous material... – By immersing an article to be treated in bath of molten...
Patent

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Electrical flame sensor for use in a gas cutting apparatus

Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes – Having torch spacing means
Patent

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Electro-magnetic nozzle device for controlling a stream of liqui

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Patent

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Electro-metal smelting furnace with taphole arranged at the bott

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Patent

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Electrodynamic pump for dispensing molten solder

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Patent

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Electromagnetic agitator

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By stirring or mixing molten metal
Reexamination Certificate

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Electromagnetic helical pump for high-temperature...

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Reexamination Certificate

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Electromagnetic helical pump for high-temperature...

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Reexamination Certificate

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Electromagnetic method and apparatus for treatment of...

Metallurgical apparatus – With control means responsive to sensed condition – With temperature sensor
Reexamination Certificate

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Electromagnetic molten metal supply system

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material
Patent

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Electroslag refining or titanium to achieve low nitrogen

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – Slag refining means
Patent

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Electroslag refining starter

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – Spray refining means
Patent

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Electroslag remelting plant including an ingot mold and a hood

Metallurgical apparatus – With means treating or handling gases exhausted by treating... – Hood
Patent

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Elevated device for placing slag retention means in tapping conv

Metallurgical apparatus – Means sealing or opening aperture in vessel – By means plugging aperture
Patent

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Elevated discharge gas lift bubble pump and furnace for use...

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By means introducing treating material
Reexamination Certificate

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