Validity period for agreement on supply of Kazakh oil through Baku-Tbilisi-Ceyhan announced

    An agreement on the supply of oil from Kazakhstan's Tengiz field through Baku-Tbilisi-Ceyhan (BTC) pipeline till 2015 has been signed, a source in Kazakhstan's oil and gas market told Trend.     "The agreement on the supply of about four million tons of Tengiz oil through Azerbaijan, including BTC till 2015 has been...