51.
Ferrum: Zeitschrift Fr Theoretische Eisenhttenkunde Und Allgemeine Materialkunde ..., Volume...
by Wilhelm Borchers, Friedrich...
ISBN: 9781248174173
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Electric Furnaces: The Production of Heat from Electrical Energy and the Construction of Ele...
by Borchers, Wilhelm, Wilhelm ...
ISBN: 9781333934019
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Electric Furnaces : The Production of Heat from Electrical Energy and the Construction of El...
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ISBN: 9780484885157
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Elektro-Metallurgie Des Nickels (German Edition)
by Wilhelm Borchers
ISBN: 9780353754621
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Electric Furnaces: The Production of Heat from Electrical Energy and the Construction of Ele...
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ISBN: 9780343674366
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Electric Smelting and Refining : The Extraction and Treatment of Metals by Means of the Elec...
by Borchers, Wilhelm, McMillan...
ISBN: 9781377544427
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Metallurgy : A Brief Outline of the Modern Processes for Extracting the More Important Metals
by Borchers, Wilhelm
ISBN: 9781377685717
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Electric Smelting and Refining : The Extraction and Treatment of Metals by Means of the Elec...
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ISBN: 9781377708973
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Electric Furnaces : The Production of Heat from Electrical Energy and the Construction of El...
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ISBN: 9781377855202
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Electric Smelting and Refining: The Extraction and Treatment of Metals by Means of the Elect...
by Borchers, Wilhelm, Wilhelm ...
ISBN: 9781375753029
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Electric Furnaces: The Production of Heat From Electrical Energy and the Construction of Ele...
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ISBN: 9781375435963
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Electric Furnaces: The Production of Heat from Electrical Energy and the Costruction of Elec...
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ISBN: 9780649569779
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Electric Furnaces : The Production of Heat from Electrical Energy and the Construction of El...
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ISBN: 9781341420788
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Electric Smelting and Refining : The Extraction and Treatment of Metals by Means of the Elec...
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ISBN: 9781341197765
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Elektro-metallurgie: Die Gewinnung Der Metalle Unter Vermittlungdes Elektrischen Stromes Von...
by Wilhelm Borchers
ISBN: 9781247452647
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Electric Furnaces; the Production of Heat from Electrical Energy and the Construction of Ele...
by Borchers, Wilhelm
ISBN: 9781236429339
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Electric Smelting and Refining; the Extraction and Treatment of Metals by Means of the Elect...
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ISBN: 9781236465023
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Neue Institut Fur Metallhuttenwesen und Elektrometallurgie an der Koniglichen Technischen Ho...
by Borchers, Wilhelm, Danneel,...
ISBN: 9781166700041
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71.
Entwicklung, Bau und Betrieb der Elektrischen Ofen
by Borchers, Wilhelm
ISBN: 9781160089975
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72.
Neue Institut Fur Metallhuttenwesen und Elektrometallurgie an der Koniglichen Technischen Ho...
by Borchers, Wilhelm, Danneel,...
ISBN: 9781162147307
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Entwicklung, Bau und Betrieb der Elektrischen Ofen
by Borchers, Wilhelm
ISBN: 9781162339306
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Die Elektrischen Ofen : Erzeugung Von Warme Aus Elektrischer Energie und Bau Elektrischer Of...
by Borchers, Wilhelm
ISBN: 9780266661450
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