Swedish energy systems supplier Metacon AB (<a href="https://www.nasdaqomxnordic.com/aktier/microsite?Instrument=SSE267350&name=Metacon&ISIN=SE0003086214" target="_blank">STO:META</a>) on Thursday said it has secured a contract to supply a 30-MW pressurised alkaline electrolysis plant to a Greek refinery, located in Ag. Theodoroi in Corinth.