- Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.
- Recovery of cobalt and copper from nitric acid leaching solution of cemented carbide scrap was studied.
- Study on extraction of indium from oxygen pressure acid leach solution
- acidic leaching solution of steelmaking flue dust
- Iron Removal from Hot Acid Leaching Solution of Zinc Roasting Dust by Goethite Process