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Plasma torch front electrode
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Refuse converting apparatus using a plasma torch
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Apparatus for surface treating metal billets
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Method and apparatus for enhancing the quality of cast billets
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Furnace-plasma arc torch-supervisory control system for recovery of free aluminum from aluminum dross
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Recovery of free aluminum from aluminum dross using plasma energy without use of a salt flux
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Process for recovery of free aluminum from aluminum dross or aluminum scrap using plasma energy
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Method and apparatus for heating molten steel utilizing a plasma arc torch
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Plasma arc heating apparatus and method
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Apparatus and method for processing reactive metals
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Apparatus and method for treating metallic fines
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Method and apparatus for heating molten steel utilizing a plasma arc torch
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Power circuit apparatus for starting and operating plasma arc
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Field convertible plasma generator
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Plasma arc bulk air heating apparatus
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Plasma arc torch
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Field convertible plasma generator and its method of operation
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