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Recovery of valuable metals and compounds thereof contained...

C - Chemistry – Metallurgy – 21 – B
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Recovery of vanadium from pig iron

C - Chemistry – Metallurgy – 21 – B
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Recycling of iron values

C - Chemistry – Metallurgy – 21 – B
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Recycling of used metal parts

C - Chemistry – Metallurgy – 21 – D
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Reducing furnace and apparatus for manufacturing molten iron...

C - Chemistry – Metallurgy – 21 – B
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Reducing gas by coal gasification for direct iron ore reduction

C - Chemistry – Metallurgy – 21 – B
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Reducing iron oxides in rotary hearth furnace

C - Chemistry – Metallurgy – 21 – B
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Reducing material for steel making

C - Chemistry – Metallurgy – 21 – C
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Reductants for reducing metals in acid media

C - Chemistry – Metallurgy – 21 – B
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Reduction kiln having distribution system

C - Chemistry – Metallurgy – 21 – B
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Reduction of chromium content in slag during melting of...

C - Chemistry – Metallurgy – 21 – C
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Reduction of iron ore by hydrocarbons

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron ore in ore/coal mixtures

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron ore in ore/coal mixtures

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron ore pellets

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron ores

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron oxide

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron oxide aggregates

C - Chemistry – Metallurgy – 21 – B
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Reduction of iron-containing ores

C - Chemistry – Metallurgy – 21 – B
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Reduction of metal oxides

C - Chemistry – Metallurgy – 21 – B
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