Method of recovering pig iron and zinc from LD converter furnace dust and EAF steel dust and LD converter steelmaking slag

摘要

1. The technical field to which the invention described in the claims belongs;The present invention relates to a method for recovering pig iron and zinc from LD converter steelmaking dust, EAF steelmaking dust and LD converter steelmaking slag.;2. Technical challenges to be solved by the invention;Zn-containing LDM steelmaking dust, EAF steelmaking dust, LD converter steelmaking slag, waste tires and activated carbon are mostly disposed of, which causes serious pollution problems as well as waste of resources.;3. The point of the solution of the invention;It is possible to refine iron and zinc in the steelmaking dust by using pollutants such as LD converter steel dust, EAF steel dust, LD converter steel slag, waste tire and waste activated carbon as raw materials, reducing agent, fuel and solvent, Solve pollution problems in salvage boxes and cities.;4. Important Uses of the Invention;The present invention is applied to recovery of pig iron and zinc from discarded LDO steelmaking dust, EAF steel dust and LD converter steelmaking slag.