(EnergyAsia, April 22) — CS Mutiara Petroleum Sdn Bhd, an equal joint venture company between Petronas Carigali Sdn Bhd and Shell Exploration and Production Malaysia B.V., has made another gas discovery in Block PM301, off the northeast coast of Peninsular Malaysia.   According to a Petronas statement, drilling operations on Bumi South-1 well started on…