苏联冶金文摘1976年№1 1Γ345Π刊登了美国的专利№3880650关于黄铜矿加铁粉烧结随后浸出铜的活性反应。在亚美尼亚师范学院无机化学数研室和乌拉尔铜业科学设计院的部分实验室里,对专利中发表的数据进行了检验,结果提出了一个进行半工业性生产的工艺 Soviet Union Metallurgical Digest 1976 № 1 1Γ345Π published the United States Patent No. 3880650 on the chalcopyrite and iron powder sintering followed by leaching of copper activity. The data published in the patent were tested in laboratories of the Inorganic Chemistry Department of the Armenian Teachers College and the Urals Copper Institute of Science and Design. As a result, a process for semi-industrial production was proposed