(EnergyAsia, June 4 2010, Friday) — Altona Energy Plc, the London-listed Australia-based energy company, said its proposed joint venture with a subsidiary of China’s state-owned CNOOC to undertake a US$3 billion coal-development project has been cleared by the Australian Foreign Investment Review Board (FIRB) under its Foreign Investment Policy. CNOOC-NEI had formed CNOOC New Energy…