The valuable metals, such as zinc and bismuth in the blast furnace sludge can be recovered by wet metallurgy technology to produce zinc oxide and bismuth oxychloride.

以高炉炼铁瓦斯泥为原料，采用湿法浸取回收其中的有价金属锌、铋以制备氧化锌和氯氧化铋。

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Central brake; Wet safety type; Blast isolation; Brake torque; Park brake;

中央制动器； 湿式安全型； 隔爆； 制动力矩； 驻车制动；

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Blast furnace gas of rich manganese dregs, which has much dust, large moisture, high temperature and wide range, is usually treated by wet collector in our country.

富锰渣高炉煤气具有含尘量多、含水量大、温度高且变幅广等特点。

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