GB126080A
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Improvements in Nitrogen Fixation Furnaces.
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GB126058A
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Improvements in Electric Furnaces for the Fixation of Nitrogen.
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CA168365A
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Electric furnace
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GB191503953A
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Improvements in or relating to Electric Furnaces.
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CA154528A
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Electric furnace
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US1113376A
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Electric furnace for fixing nitrogen from the air.
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GB191306136A
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Improved Methods of Starting the Arcs of Electric Furnaces.
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GB191304723A
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Improvements in or relating to Electrodes for Electric Furnaces for the Fixation of Nitrogen.
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GB191304724A
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Improvements in Electrodes for Electric Furnaces.
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GB191304725A
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Improved Means of Regulating Arc Furnaces.
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GB191227137A
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Improvements in Steam Boilers.
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GB191214871A
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An Improved Electric Furnace for Fixing Nitrogen from the Air.
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GB190924023A
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Improvements in Direct Current Electric Motors.
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GB189701158A
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Improvements in Dynamo-electric Generators and Motors.
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GB189618867A
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Improved Electric Trolley Mast.
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CA199100A
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Nitrogen fixation furnace
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