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Device for blowing swirling gas into a metal refinery converter

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere
Patent

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Device for distributing gas into molten metal

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – With flow control means or internal flow guide
Patent

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Device for generating a convective reaction system between a rea

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere
Patent

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Device for injecting divided solid materials in a smelting blast

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means for simultaneously feeding diverse materials
Patent

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Device for injecting pulverulent material, such as coal, in a bl

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means for simultaneously feeding diverse materials
Patent

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Device for introducing gas into molten metal

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means preventing damage to introducing means – e.g.,...
Patent

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Device for introducing gas into molten metal in a wide annular s

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means preventing damage to introducing means – e.g.,...
Patent

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Device for introducing stirring gas into molten metal in metered

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – With flow control means or internal flow guide
Patent

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Device for the injection of gases into molten metals and mineral

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means preventing damage to introducing means – e.g.,...
Patent

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Double chamber single directional spiral tuyere for blast...

Metallurgical apparatus – Means for introducing fluent into vessel – e.g. – tuyere – Having means preventing damage to introducing means – e.g.,...
Reexamination Certificate

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