印度尼西亚国际镍公司(Inco Indonesia)于1979年开始工业生产高冰镍(品位75%),然后送日本去精炼。在1980年,当实际镍价高于3美元/磅时,曾获得利润。但自那时以后,镍价下降,尽管降低了生产成本,公司还是蒙受了损失。降低成本的一个关键因素是1985年采用了卧 Inco Indonesia started industrial production of high iced nickel (75% grade) in 1979 and sent it to Japan for refining. In 1980, profits were realized when actual nickel prices were above $ 3 / lb. But since then, nickel prices have fallen, and the company has suffered losses despite a reduction in production costs. A key factor in reducing costs was the use of a bed in 1985