FIRST 9000-METER ULTRA-DEEP DRILLING RIG MADE SUCESS IN CHINA

摘要

On December 9, 2005, first 9000-meter ultra-deep drilling rig with AC VFD technology has been made by Baoji Oilfield Machinery Co. Ltd. and passed the examination and acceptance of relevant experts, which is one of the important technical equipment-developed projects during China's 10th Five-Year Plan, it marks that China has made a new breakthrough in manufacturing ultra-deep drilling rig.