Practice indicates that application of and improvement on the casting process is an important technical measure to ensure efficient smelting and low cost of pig iron.
实践表明，渣铁沟浇注料工艺的实施和不断完善，是高炉强化冶炼、降低生铁成本的重要技术措施。
Measurement of guarding the france and increasing the production in strengthening smelting process of pig iron BF at ferroalloys plant of Xinsteel are expounded.
文章阐述了新钢公司铁合金厂生铁高炉强化冶炼过程中的做法，出现的问题和护炉保产措施。
The pig iron with low content of the phosphorous can be obtained by the smelting reduction in comparison with the blast furnace.
与高炉炼铁相比，熔融还原有利于获得较低磷含量的生铁。
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