我厂铅锌选矿车间,在“工业学大庆”运动中,认真贯彻“鞍钢宪法”,落实毛主席关于“综合利用,大有文章可做”的指示。在现有选别铅锌矿石的条件下,放手发动群众,大搞技术革新,对河北省平泉县548吨铜铅锌并含有少量金银的矿石,进行了选别,不仅铜得到回收,并将金银有效地富集在铜精矿中。平泉县铜铅锌矿石,含铜1.14%,铅7.08%, During the “Daqing Industrialization” campaign, we conscientiously implemented the “Anshan Iron and Steel Constitution” and implemented Chairman Mao’s instructions on “comprehensive utilization and a lot of articles to do”. In the existing sorting of lead-zinc ore conditions, let go mobilize the masses, vigorously promote technological innovation, Pingquan County, Hebei Province, 548 tons of copper and lead and zinc with a small amount of gold and silver ore, were selected, not only copper is recovered, and The effective enrichment of gold and silver in the copper concentrate. Pingquan Copper-lead-zinc ore, copper 1.14%, lead 7.08%