4. Industrial electric heating furnaces
  5. Arc furnace device
  6. For manipulation of the charge or melt

Wilfried Stein

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Device for producing slag in an electric arc furnace

Industrial electric heating furnaces – Arc furnace device – For manipulation of the charge or melt
Reexamination Certificate

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Method for feeding granular solids into metal melts

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Reexamination Certificate

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Method for operating an electric arc furnace to build up and...

Industrial electric heating furnaces – Plural diverse heating means – Arc
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2456523

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