节点：中游（冶炼、中间品）位置：中游情绪：中性参考度：2/10
智利国有矿业公司Codelco是全球最大的铜生产商，周二向智利环境部门提交了一项13亿美元的连续性项目，请求将其Radomiro Tomic矿的浸出作业延长至2058年。 该提案旨在将矿山日产能从当前的67.5万吨提升至平均72.5万吨，需扩建矿坑、新建废料堆场及矿石堆存区。计划还寻求延长该矿氯化浸出工艺的运营，使其日均处理量达到15.4万吨。
浸出是一种利用液体化学品而非熔化或破碎从...该项目还将为废物处理和倾倒线提供运营连续性，该生产线通过化学溶液而非冶炼从矿石中提取铜。 此外，计划包括扩建配套设施，并安装带有四口井的水力屏障系统，以控制工业区的水渗透。
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