The present invention provides a method including the following three steps: (1) A leaching step of mixing a material containing positive and negative electrode active materials with a sulfuric acid solution and dissolving therein, and then separating a le...

Provided is a battery pack processing apparatus and a processing method with which discharge can be performed in a short time when a battery pack is discharged by immersing the battery pack in a discharge liquid. A processing apparatus A is for discharging...

This invention provides a nickel oxide powder material, a production process thereof with high efficiency, a raw material composition for use in the same, and an anode material using the nickel oxide powder material. The nickel oxide powder material, when ...