Selective W-Co separation
By tuning molten salt composition to enlarge the deposition potential gap between tungsten and cobalt, selective electrodeposition of pure W coatings, Co3W alloys, or Co powders becomes possible, offering a new route for recovering W and Co from cemented carbide scraps.
Jiale, Zhang · Zhang, Liwen · Xi, Xiaoli · Zuoren, Nie
Separation and Purification Technology 2024
W coatings, Co3W alloys, and Co powders obtained by selective electrodeposition
CoO addition shifts tungsten deposition potential negatively