Recently, the total investment of more than 100 million yuan, the National Development and Reform Commission approved the conservation of resources and environmental protection projects - Jinchuan Group nickel salt plant processing tons of white soot project output of 128 tons of zinc oxide products exported to Shanxi successfully. The project was completed and put into production, and the recycling of the white soot from the copper converter of Jinchuan Group was realized. Annual processing of 10,000 tons of white soot comprehensive utilization project is a bright spot project of Jinchuan Group's development of circular economy. The project has developed a full wet process technology with independent intellectual property rights. Copper, zinc, lead, bismuth, indium and other valuable metals can be extracted from the copper ash of copper converters, and the reduction and recycling of hazardous wastes can be realized. Since the project was completed and put into production in March 2010, it has produced copper sulfate solution, zinc oxide, lead slag, and sponge saggers. Zinc oxide products, which are mainly used in the rubber and cable industries, were the first to enter the sales channels.
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