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今年2月,美国熔炼与精炼公司宣布了一项投资2.6亿美元的计划,用以扩建和改建所属的铜企业。计划期为3年。总的目标是继续完成过去3年已开始的工程,使该公司由一个主要靠买进矿石与精矿进行生产的企业,变成一个拥有自己的采、选、冶和精炼的充分集约化的铜生产厂家。计划包括扩大开采能力,安装一台新的坑内破碎机,投资1.3亿美元扩建亚利桑那州的雷
In February of this year, the U.S. smelter and refining company announced a plan to invest 260 million U.S. dollars to expand and revamp its copper business. The plan is 3 years. The overarching goal is to continue with the projects that have started in the past three years and to transform the company from a company that mainly relies on the purchase of ores and concentrates into a fully integrated enterprise with its own mining, dressing, smelting and refining Copper manufacturer. Plans include expanding mining capacity, installing a new pit breaker, investing 130 million U.S. dollars to expand Arizona’s mine