冶金部于今年3月17～21日在铜陵有色金属公司召开了全国重点铜矿选矿厂工作座谈会。参加这次会议的有部分省冶金局、重点铜选矿厂和科研单位的代表共45人。这次会议的主要目的是,总结交流近两年来提高铜精矿品位的经验,研究讨论今后二、三年内使铜精矿品位进一步达到25%的水平,以及应该采取的措施。会议认为,两年来,通过整顿企业,加强领导,发动群众,自力更生,革新挖潜,贯彻精料方针,各企业的选矿生产都有所发展,铜精矿品位有不同程度的提高。全国铜 Metallurgical Department in March this year, March 17 ~ 21 in Tongling Nonferrous Metals held a national key concentrator concentrator work forum. A total of 45 representatives from some provincial Metallurgical Bureau, key copper processing plants and scientific research institutes attended the conference. The main purpose of this meeting is to summarize the exchange of experience in improving the grade of copper concentrates in the past two years and to study and discuss the level of copper concentrate to reach 25% in the next two to three years and the measures to be taken. The meeting held: Over the past two years, beneficiation of copper concentrates has been enhanced by rectifying enterprises, strengthening leadership, mobilizing the masses, relying on their own efforts, reforming and tapping their potential, and implementing fine materials guidelines. The grade of copper concentrates has been raised to varying degrees. National copper