COMMISSION DECISION of 16 June 2004 concerning aid for the construction of a propylene pipeline between Rotterdam, Antwerp and the Ruhr area notified by Germany, the Netherlands and Belgium C 67/03 (ex N 355/03) — C 68/03 (ex N 400/03) — C 69/03 (ex N 473/03) (notified under document number C(2004) 2031) (Only the Dutch, French and German texts are authentic) (Text with EEA relevance) (2005/170/EC)