Blanket patent for all LENR devices?

Really do not understand how this patent was granted given the decades of prior art.

Patent application title: Apparatus and Method for Low Energy Nuclear Reactions
Inventors: Dan Steinberg (Blacksburg, VA, US)
IPC8 Class: AH05H600FI
USPC Class: 376151
Class name: Induced nuclear reactions: processes, systems, and elements nuclear fusion fusion targets or pellets
Publication date: 2013-02-21
Patent application number: 20130044847