<div id="readability-page-1"><div><p>[BEIJING] China’s oil major CNOOC Limited  said on Wednesday (Dec 24) it has discovered an oilfield with proved in-place volumes exceeding 100 million tons of oil equivalent in its second big find in the central Bohai Sea.</p><p>The discovery in a shallow slope zone highlights “considerable exploration potential” for other similar zones, which have typically not been seen as likely to hold major accumulations of oil and gas, CNOOC said.</p><p>The Qinhuangdao 29-6 find holds medium-heavy crude and is the second 100-million-ton-class oilfield found in the mature Shijiutuo Uplift area, the company said.</p><p>“This achievement challenges the conventional understanding that slope areas merely serve as pathways for hydrocarbons rather than sites for substantial accumulation,” Xu Changgui, the company’s chief geologist, said.</p><p>The discovery well was drilled to 1,688 metres deep, which encountered a total of 66.7 metres oil pay zones. A well test produced about 2,560 barrels of oil per day, the company said. REUTERS</p></div></div>

中国海油

中国海洋石油

<p>中国海油（CNOOC Limited）在渤海中部发现了一个油田，已探明的原油当量就超过 1 亿吨。这是该地区的第二个重大发现，突显了浅坡区的显著勘探潜力。秦皇岛 29-6 油田含有中重质原油，挑战了对坡区的传统理解。发现井钻探深度达到 1,688 米，遇到 66.7 米的油层，日产约 2,560 桶原油</p>

中国海洋石油在渤海发现第二个大型油田