(EnergyAsia, January 16) — PetroChina Company Limited said it has completed the acquisition of a 67% interest in PetroKazakhstan from PetroChina’s parent company China National Petroleum Corporation (CNPC). The transaction was completed through CNPC Exploration and Development, a joint venture with CNPC.   The new deal further strengthens PetroChina’s sustainable growth potential in international oil…