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GB191506778A
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Improvements in and relating to Annealing Furnaces.
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GB191320979A
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Improvements in Charging and Cooling Chambers for Scaling Furnaces.
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GB191218082A
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Improvements in or connected with Continuously Operating Annealing Furnaces for Metals.
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GB191205757A
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Device for Bridging Over the Gaps of the Rails in Annealing Furnaces.
|
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GB191122786A
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An Improved Continuoulsy Operating Annealing Furnace for Metals.
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CA139950A
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Device for the continuous annealing metals
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GB191116918A
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Improvements relating to Retorts for Annealing Furnaces for Wire, Sheet-iron, Small Hardware and so forth.
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GB190410007A
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An Improved Heating Furnace for the Continuous Heating of Metals without Oxidation.
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US802517A
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Furnace for the continuous heating of metal objects without oxidation.
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US1118869A
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Annealing furnace.
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