Some detail problems existing in sinter, blast furnace pulverized coal injection and BF operation were summarized, and some motheds solving problems were introduced.
对烧结、高炉喷煤及高炉操作过程中在某些细节上存在的问题进行了分析，并介绍了相应的解决方法。
2
Injection of coal with low ash content is beneficial to increasing the economic effect of blast furnace injection.
高炉喷吹低灰分煤粉有利于提高经济效果。
3
The blast furnace raceway formation under the intensive coal injection by measurement of micro wave reflection gunned through a tuyere is discussed.