text: ConocoPhillips Buys Stake in Lukoil MOSCOW Sept. 29, 2004 - In a deal paving the way for future joint ventures, US oil giant ConocoPhillips on Wednesday won an auction with a bid of nearly \$2 billion for the Russian government #39;s 7.6 percent stake in Russia #39;s Lukoil the world #39;s No.