(EnergyAsia, March 25 2010, Thursday) — Australia’s Arrow Energy has accepted a 5.6%-improved takeover bid by a Royal Dutch Shell Plc-PetroChina Co consortium that values the Brisbane-based coal-seam gas company at A$4.70 a share for a total of A$3.5 billion. (US$1=$1.1). The deal price represented a 35% premium over Arrow Energy’s share price on the…