VANCOUVER, British Columbia, Dec. 04, 2018 (GLOBE NEWSWIRE) — MGX Minerals Inc. (“MGX” or the “Company”) (CSE: XMG / FKT: 1MG / OTCQB: MGXMF) is pleased to announce that its wholly owned subsidiary MGX Renewables, Inc. (“MGXR”) has entered the final phase of development for its next generation zinc-air mass storage systems.  All components of the system have been designed, tooled and received with the exceptions of the fuel cell and regenerator plates which comprise the housings, and the final system enclosure.  Housings are expected to arrive this month, followed by subsystem testing, this will be proceeded by system level testing in January.  All components are designed for mass production.  Many of the most sophisticated and proprietary components such as the cathode are manufactured in-house.  MGXR Energy Storage SystemThe MGXR ESS is a modular Energy Storage System designed to deliver power in the range 20 kW – 50MW and storage in the range of 120Kwh – 1GWh over extended periods of time. With the advantage of rechargeable zinc-air fuel cell technology, the system can be configured to support a wide range of discharge power, recharge power and duty cycle requirements. ...