(EnergyAsia, July 19 2011, Tuesday) — Singapore-listed upstream company Mirach Energy Limited said it has signed an agreement with PT Pertamina EP, Indonesia’s state-owned oil and gas company, to eventually raise oil production to 1,000 b/d from the mature Kampung Minyak field in southern Sumatra.Producing about 80 barrels of oil per day, Kampung Minyak has…