NEW DELHI: Sensex on Tuesday climbed 165.32 or 0.22% to settle 73,667 whereas Nifty remained flat and closed at 22,335.70.HDFC Financial institution, TCS, Infosys, Maruti Suzuki, Reliance Industries have been among the many prime gainers in Sensex whereas SBI, ITC, JSW Metal, NTPC and Ultratech cement have been among the…