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Helmut Smejkal
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Linz, AT
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last 30 patents
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Patent Grant
Tiltable converter arrangement
Patent number
4,281,823
Issue date
Aug 4, 1981
Voest-Alpine Aktiengesellschaft
Bernhard Enkner
C21 - METALLURGY OF IRON
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Patent Grant
Tiltable converter arrangement
Patent number
4,280,688
Issue date
Jul 28, 1981
Voest-Alpine Aktiengesellschaft
Bernhard Enkner
C21 - METALLURGY OF IRON