摘要
向高炉风口喷吹煤粉以置换冶金焦碳主要是经济上的问题，但难题是回旋区内煤粉必须完全气化。在高炉风口区，对煤粉的燃烧过程进行了理论和实验研究，已开发出强化燃烧的方法和设计。这些方法的实验室和工业试验表明，在大量喷吹煤粉条件下，提高煤粉燃烧率的可能性相当大。
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