ConocoPhillips ready to sell its Kashagan stake: official
The U.S. oil major owns an 8.4-percent stake in the field.
Kashagan, the world's biggest oil discovery in 40 years, is expected to produce its first oil by the end of March 2013, Mynbayev told reporters on the sidelines of an international energy conference.
(Reporting by Robin Paxton; Writing by Dmitry Solovyov; editing by Miral Fahmy)