BANGKOK (AFX-ASIA) – Bangchak Petroleum Plc said it posted a net loss of 919.67 million baht in the second quarter to June against a profit 340.70 million baht a year earlier, with a loss per share of 1.76 baht compared to earnings-per-share (EPS) of 0.65 baht. (US$1=42 baht). For the six months to June, its…