For solving the problems about waste energy and environmental pollution in old industry furnaces, a new coal burner of smoke removing and energy saving applied in forge furnace has been developed.

为解决传统工业窑炉浪费能源、污染环境问题，开发出一种新型的消烟节能燃煤装置。

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He bought a used coal-fired forge and taught himself how to blacksmith.

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