October 1 (SeeNews) - Norwegian electric drivetrain systems maker Hexagon Purus (OSE:HPUR), part of energy solutions provider Hexagon Composites ASA (OSE:HEX), unveiled on Thursday the acquisition of German privately-owned compressed-gas storage systems manufacturer Wystrach GmbH at an enterprise value of EUR 50 million (USD 36m), adding hydrogen systems capability to its offering.