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Recovery of Nano-Sized Cobalt Powder from Cemented Carbide Scrap
Recovery Hydrometallurgy Ultrasonic spray pyrolysis Nano-sized cobalt powder
2009/10/10
A process is developed to recover nano-sized cobalt from cemented carbide scrap (WC-Co) by nitric acid leaching and nally obtaining a nano-sized spherical pure cobalt powder by ultrasonic spray pyrol...