TEHRAN May 18(Shana)--Two new offshore rigs are to be added to the operating fleet of National Iranian Drilling Company (NIDC), director of renovation and reconstruction and NIDC said. Abdol-Ali Motahari said Fath-94 and Fath-95 rigs are being installed in location in order to undergo field tests. Each rig is 2,000-horsepower and has five generators,...