Petrostal, taking a sample from the open-hearth furnace

Petrostal, taking a sample from the open-hearth furnace

ЗАО "Металлургический завод "Петросталь"

Keywords: ocelárna, ocel, metalurgie, huť, stahlwerk, hütte, steelworks, steel mill, steel plant, metalurgy, industrial, industriální fotografie, industry, industrial photography, petrohrad, petersburg, rusko, russia, металлургический завод, кировский завод, петросталь, Мартеновская печь, martinská ocelárna, open-hearth steel shop, siemens martin, siemens-martin-ofen, sample taking, vzorek

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