|
GB624630A
|
|
Improvements in electro-thermal gas producers
|
|
GB394553A
|
|
Improved method for the electro-thermic reduction of raw materials and apparatus therefor
|
|
GB383608A
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Improvements in and relating to electric furnaces
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|
IE11026L
|
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Electric furnaces
|
|
GB344493A
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Improvements in or relating to electric furnaces
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|
GB313121A
|
|
Improvements in electric furnaces
|
|
DE546434C
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Method and device for charging electric furnaces
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GB191323351A
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Physical-chemical Apparatus for Saturation, Absorbtion, Purification, Decomposition and Synthesis.
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