Shares of Reliance Industries RELI.NS climb 2% to 1,417.30 rupees
Stock, which had risen 3.3% in the last session, up 1.5% so far this week
U.S. issues 30-day waiver allowing India to buy Russian oil stranded at sea
Iran war has disrupted India's Middle East crude shipments; 40% of crude supply for India moves through the Strait of Hormuz
Other Russian oil buying refiners MRPL MRPL.NS and Chennai Petroleum CHPC.NS rise 2.8% and 1.6%, respectively