Four state-owned Indian oil companies could team up with ONGC to acquire a 25 percent stake in a joint venture that could be formed by ONGC subsidiary Imperial Energy and AFK Sistema oil assets Bashneft and 49 percent of RussNeft, the Times of India reported. ONGC would take a 10 percent to 15 percent stake in the venture and the remaining 10 percent to 15 percent would be shared […]