[Gideon7]

The Italian patent claims an application of a “a method and apparatus for carrying out nickel and hydrogen exothermal reactions.”

Nickel hydrogenation is the basis of the NiMH battery. The technology has been around for decades.

[Kevmo]

The technology has been around for decades.
***Cool. If this whole thing turns out to be a chemical reaction, all the better. No NRC oversight.