[nuclear reactor] The EPR is a third generation pressurized water reactor (PWR) design. It has been designed and developed mainly by Framatome (now Areva NP), Electricité de France (EDF) in France, and Siemens AG in Germany. In Europe this reactor design was called European Pressurized Reactor, and the internationalized name was Evolutiona... Found on http://en.wikipedia.org/wiki/EPR_(nuclear_reactor)