(EnergyAsia, March 15) — Germany’sSiemens said its Siemens Power Generation (PG) unit has received orders to supply compressor trains for the oil and gas industry in Qatar and Nigeria worth a total of 120 million Euro. (US$1=Euro 0.75).   It said that Denmark’s Maersk Oil Qatar ordered five gas turbine-driven compressor trains while Daewoo E&C…