Commodities Oil prices rise; US sanctions on Venezuela seen reducing supply Updated : January 30, 2019 06:10 AM IST International Brent crude oil futures were up $1.42 to $61.35 a barrel, or 2.4 percent, by 11:38 a.m. EST (1638 GMT). Venezuela is among the world's largest heavy crude oil producers, and the United States has been its biggest client, taking about half the country's export volumes, followed by India and China. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.