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US1447071A
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Process of agglomerating mixtures of fine ore and fuel in shaft furnaces
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GB208579A
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Improvements in the process of agglomerating mixtures of fine ore and fuel in shaft furnaces
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US1478215A
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Process for making agglomerates of fine ores
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GB156183A
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Process of making agglomerates to be sintered in shaft furnaces
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US1399297A
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Shaft-furnace
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GB139229A
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Improvements in processes for solidifying conglomerates of fine ores, iron filings, flue dust, purple ore and the like
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