US1035919A
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Reduction of boron compounds.
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US937120A
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Method of reducing metallic compounds.
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US932069A
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Electric furnace.
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US941339A
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Process of producing silicon carbid.
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US1044295A
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Process of producing silicon carbid.
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US1028151A
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Reduction of refractory ores.
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US870326A
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Electric furnace.
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US961913A
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Reduction of refractory compounds.
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US961912A
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Method of heating carbon.
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US939570A
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Composition of matter for generating heat.
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US863674A
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Joint for carbon electrodes.
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US869276A
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Process of reducing compounds with electrically-developed heat.
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US921183A
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Process of reducing ores.
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US842273A
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Process of reducing compounds.
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US977984A
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Graphite article and method of making the same.
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US836155A
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Electrical conductor and joint therefor.
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US834948A
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Electrical furnace.
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US833427A
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Manufacture of silicides and silicon alloys.
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US800515A
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Incandescent electrical furnace.
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US786859A
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Method of heating carbon articles.
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