GB518261A
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A process for the production of refined iron and alloy steels
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GB514950A
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A process for the production of low carbon iron or steel
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GB516867A
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Heat resistant chromium-containing alloy steels and process for the production thereof
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US2164727A
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Process for the production of low carbon steel
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GB310458A
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Process of baking a highly refractory lining in metallurgical furnaces, especially induction furnaces, crucibles and the like
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US1827446A
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Process of making refractory linings
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GB317180A
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Method of refining metals and alloys
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US1690916A
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Method of reducing oxides to metallic form
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US1715155A
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Method of reducing oxides or oxide ores
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GB260646A
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Improvement in processes of treating solid ferrous material
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US1617359A
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Heat-treating furnace
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US1786806A
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Process of refining iron and steel
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US1586543A
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Process of refining metals
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US1629563A
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Process for making iron and steel
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