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Subject: direct reducing cupolas Текст о котлах и аппаратах высокого давления - The present policy does not apply to blast furnaces including the furnace cooling system, hot-blast recuperators, dust extractors and blast-furnace exhaust-gas scrubbers and direct reducing cupolas, including the furnace cooling, gas converters and pans for melting, re-melting, de-gassing and casting of steel and non-ferrous metals.Что то за direct reducing cupolas? Что-то типа "печи прямого получения металла"? |
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