History https://ultimateseo.site/aciphex-rebate-program-f145.pdf aciphex 20 mg vs nexium 40 mg  China National Petroleum Corp (CNPC) acquired an8.33 percent stake this year. The deal, estimated to be worth $5billion, followed Kazakhstan's decision in July to use itspre-emptive rights to buy an 8.40 percent stake from U.S. oilmajor ConocoPhillips in the field for a similar price. (Additional reporting by Mariya Gordeyeva in Almaty, writing byDmitry Solovyov, editing by William Hardy)