Method for producing porous silicate-loaded micro-nano iron copper sulfide alloy from copper slag
The invention provides a method for producing a porous silicate-loaded micro-nano iron copper sulfide alloy from copper slag, and belongs to the technical field of resource utilization. The method comprises the steps that the copper slag is crushed and grinded, and then is mixed with a carbon reduci...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a method for producing a porous silicate-loaded micro-nano iron copper sulfide alloy from copper slag, and belongs to the technical field of resource utilization. The method comprises the steps that the copper slag is crushed and grinded, and then is mixed with a carbon reducing agent, a binder, an additive and water evenly to prepare a carbon-containing pellet, after drying, the carbon-containing pellet is reduced and roasted in reducing atmosphere at 950-1200 DEG C, and the porous silicate-loaded micro-nano iron copper sulfide alloy is obtained. According to the method, the efficient utilization of environmental pollutant copper slag is achieved, and the advantages of wide raw material sources, short process flow, low cost and high added value of products are achieved; and the porous silicate-loaded micro-nano iron copper sulfide alloy is applied to industrial wastewater treatment, the heavy metals and organic pollutants in the wastewater can be effectively removed, the COD and chroma |
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