Disclosed herein is a composite material (pyrolyzed black mass) including valuable metals, such as nickel, cobalt, manganese, lithium, aluminum, and copper, and having improved processibility and/or metal recovery in processes for recycling and/or recovery of the valuable metals. The composite…

Provided is a method for cost-effectively recovering valuable metals from waste lithium-ion batteries through a pyrometallurgical process. The present invention pertains to a method for recovering valuable metals from waste lithium-ion batteries, the method comprising: an oxidation roasting step S…