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CA139748A
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Process of briquetting and pressing materials
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US778899A
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Method of forming blocks of ore for metallurgical purposes.
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CA81767A
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Furnace, gas generator, etc.
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US766903A
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Charging device for furnaces, gas-generators, &c.
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CA80599A
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Process of making briquets
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GB190205531A
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An Improved Process for Making Briquettes from Pulverulent and Fine Comminuted Metalliferous Materials without Foreign Binding Substances.
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GB190104696A
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An Improved Process of Making Briquettes from Comminuted or Pulverulent Ore including Purple Ore.
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US668585A
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Brick from iron ore and process of making same.
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