中油勘探开发有限公司
中油勘探开发有限公司-
中石油正在收购中石油集团所持中油勘探开发有限公司（CNPCExplorationandDevelopment）50%的股份。这家合资企业持有双方在哈萨克斯坦、委内瑞拉、阿尔及利亚、尼日尔和乍得等12个国家的多数海外资产。
PetroChina is in the process of buying CNPC 's 50 per cent stake in CNPC Exploration and Development , the joint venture that holds most of the two companies ' overseas assets in 12 countries including Kazakhstan , Venezuela , Algeria , Niger and Chad .