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Blast furnace hearth nitrogen composite castable and preparation method thereof

Blast furnace hearth nitrogen composite castable and preparation method thereof

Anti-sticking slag agent for solving slag sticking problem of smelting metal liquid container

Anti-sticking slag agent for solving slag sticking problem of smelting metal liquid container

A blast furnace hearth hearth integral seamless pouring refractory maintenance method.

A blast furnace hearth hearth integral seamless pouring refractory maintenance method.

Hot ceramic injection charge for long-life blast furnace

Hot ceramic injection charge for long-life blast furnace

High-temperature anti-decarburization coating and preparation method thereof

High-temperature anti-decarburization coating and preparation method thereof

Heat-generating slag covering agent and preparation method thereof

Heat-generating slag covering agent and preparation method thereof

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