伟大领袖毛主席教导我们:“在生产斗爭和科学实验范围內,人类总是不断发展的,自然界也总是不断发展的,永远不会停止在一个水平上。因此,人类总得不断地总结经验,有所发现,有所发明,有所创造,有所前进。”我厂铜精矿密闭鼓风炉投产以来,经历了一系列不断改进、总结、提高的过程,遇到了许多难题,其中比较突出的是: Great leader Chairman Mao teaches us: “In the struggle for production and within the scope of scientific experiments, mankind always develops continuously, and the nature always develops continuously and never stops at a level. Therefore, mankind always has to sum up experiences, Some discoveries, some inventions, have created, have progressed. ”My copper concentrate concentrate furnace blast furnace put into production, has undergone a series of continuous improvement, summary, improve the process, encountered many problems, the more prominent is :