US4912296A
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Rotatable plasma torch
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CA957412A
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Arc positioning system for rotating electrode wheel arc furnace
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CA955986A
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Arc furnace electrode wheel mounting system
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CA941425A
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Centrifugally cleaned arc furnace electrode wheel
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US3683094A
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Arc positioning system for rotating electrode wheel arc furnace
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US3651239A
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Point cooled rotating wheel electrode
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US3651238A
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Arc furnace electrode wheel mounting system
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US3649733A
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Centrifugally cleaned arc furnace electrode wheel
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US3461214A
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Arc wheel electrode
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US3420939A
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Arc furnace electrode structure
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US3459868A
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Arc furnace with adjustable electrode suspension
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US3426167A
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Reversing switch
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CA821612A
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Arc furnace electrode structure
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CA846292A
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Arc wheel electrode
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