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特提斯石油:Kunooz-1 勘探井钻至最终深度

位于阿曼苏丹国陆上58区块的Kunooz-1勘探井已钻至3923米,该井以Buah和Khufai地层为主要目标,Birba地层为次要目标。

Birba 和 Buah 地层的电缆测井表明,裂缝性白云质灰岩的总厚度约为 500 毫米,基质孔隙度低。储层部分钻井时钻井液全部漏失,没有岩屑流出地面。这表明储层渗透性高,但为随钻评估碳氢化合物潜力提供了有限的数据可用性。需要进行流动测试以确认 Birba 和 Buah 地层中可能存在的碳氢化合物潜力。由于操作困难,没有从更深的 Khufai 地层收集到足够的数据。

将开始进一步的完井和测试,以评估井的流动性能。井测试计划包括 Birba 和 Buah 地层的裸眼完井,以及对收集的数据进行进一步分析。井测试计划预计将在大约四周内完成。

原文链接/DrillingContractor
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Tethys Oil: Kunooz-1 exploration well drills to final depth

The exploration well Kunooz-1 on Block 58 onshore Sultanate of Oman has drilled to its final depth of 3,923 m. The well targeted the Buah and Khufai formations as its primary targets with the Birba formation as its secondary target.

Wireline logging of the Birba and Buah formations indicated an approximately 500 me gross thickness of fractured dolomitic limestone and low matrix porosity. The reservoir section was drilled with total drilling fluid losses with no cuttings to surface. It indicates high reservoir permeability but provided limited data availability for while-drilling evaluation of hydrocarbon potential. A flow test is required to confirm a possible hydrocarbon potential in the Birba and Buah formations. No sufficient data was collected from the deeper Khufai formation due to operational challenges.

Further well completion and testing will commence to evaluate the well’s flow performance. The well testing program includes an open hole completion of the Birba and Buah formations, alongside further analysis of collected data. The well testing program is expected to be completed in approximately four weeks.