PAULWURTH came up with a modernization design of copper electro-refining based on METRO concept,used for the conversion from starting sheet to permanent steel cathode(PSC) process.

• 在从始极片向不锈钢阴极(PSC)的工艺改造过程中,保尔沃特提出了一种基于METRO理念的现代铜精炼电解设计。