Senior management changes occur at Karachaganak Petroleum Operating

    By E. Kosolapova     Two senior management appointments have taken place at Karachaganak Petroleum Operating BV (KPO), which is developing the Karachaganak oil and gas field in Kazakhstan, the company reported today.     "Damiano Ratti is taking over from Giuseppe Pasi as the new KPO general director, and Luca Vignati succeeds Graham Scotton as...