Methods and apparatus for collecting and preserving core samples from a reservoir |
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申请号 | US15791988 | 申请日 | 2017-10-24 | 公开(公告)号 | US10060215B2 | 公开(公告)日 | 2018-08-28 |
申请人 | Aramco Services Company; | 发明人 | Anuj Gupta; Daniel T Georgi; Katherine L. Hull; | ||||
摘要 | Provided herein are methods and apparatus for collecting and preserving core samples from a reservoir. In some embodiments, a method includes obtaining core samples from a reservoir using a rock and fluid sampling tool and depositing the core samples in a vessel filled with a hydrogen-free fluid such that a portion of the hydrogen-free fluid is displaced by the core samples and the core samples are immersed in the hydrogen-free fluid. The method also includes transferring a gas into the vessel to occupy a space in the vessel and sealing the vessel via a cap on an end of the vessel. Methods of analyzing the core samples core samples collected from a reservoir and a rock and fluid sampling tool are also provided. | ||||||
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