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Smelting plant and method
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Patent number 4,083,715
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Issue date Apr 11, 1978
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Klockner-Werke AG
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Hans Jurgen Langhammer
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C21 - METALLURGY OF IRON
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Smelting plant and method
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Patent number 4,050,683
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Issue date Sep 27, 1977
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Klockner-Werke AG
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Hans Jurgen Langhammer
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C21 - METALLURGY OF IRON
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Process for producing steel
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Patent number 3,986,865
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Issue date Oct 19, 1976
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Klockner-Werke AG
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Hans Gunther Geck
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C21 - METALLURGY OF IRON
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Method for melting charges
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Patent number 3,982,926
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Issue date Sep 28, 1976
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Klockner-Werke AG
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Gunther Geck
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C21 - METALLURGY OF IRON
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