Aban Offshore Ltd. (ABAN) , Asia’s third-most- indebted oil rig provider, will be able to obtain cheaper U.S. and European financing following the easing of some sanctions on Iran, the Indian company’s biggest market. The company will be able to cut its cost of debt by as much as 2.5 percentage points as the easing of sanctions allows Aban to borrow from European and U.S. banks, a route previously closed, according three analysts surveyed by Bloomberg News. The driller had debt equivalent to 129.9 billion rupees ($2.1 billion) as of Sept. 30, according to data compiled by Bloomberg, eight times as much its market value. The relaxation of some restrictions on Iran by the U.S. and five other world powers will let companies with operations in the Islamic Republic get loans and insure their assets. Aban, which earns about 40 percent of its revenue from rigs leased to Iranian […]