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Rotary hearth furnace and method of operating the same
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Smelting furnace in particular for glass and application thereof
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Charging device for low blast furnaces
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1999-10-25
Method of increasing temperature of blast in blast-furnace stoves
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Tapping method of blast furnace
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Carbon refractory for blast furnace and method for manufacturing such carbon refractory
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Method of operating movable hearth furnace
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Method of cooling the gas jet in a smelting furnace
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Method of lining a blast furnace
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Method of purifying slag in an electric furnace
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2001-05-07
Method of obtaining molten pig iron
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1999-04-26
Method of and system for increasing the hot blast temperature
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Method of utilising blast furnace slag
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2000-02-14
Method of obtaining briquettes for a blast furnace or other steel-making furnaces
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Method for preventing consolidation of blast furnace granulated slag and consolidation preventing system
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Furnace roof and method of making an industrial and heating furnace roof