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Viktor Macha: Szombierki coal mine
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Viktor Macha: Svoboda coke plant
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Viktor Macha: Sverma coke plant
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Viktor Macha: TKS Schwelgern
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Viktor Macha: Salzgitter AG
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Viktor Macha: Italsider Bagnoli
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Viktor Macha: Salzgitter AG
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Viktor Macha: Sidex Galati
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Viktor Macha: Evraz DMZ
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Viktor Macha: DK Recycling
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Viktor Macha: Forges de Clabecq
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Viktor Macha: Calarasi
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Viktor Macha: TKS Bruckhausen
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Viktor Macha: Resita
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Viktor Macha: Vitkovice ironworks
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Viktor Macha: Trinec steelworks
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Viktor Macha: Blast furnace no.6