发明名称 METHOD FOR DETERMINING UNCERTAINTY WITH PROJECTED WELLBORE POSITION AND ATTITUDE
摘要 A system and method for determining uncertainty of a wellbore orientation is disclosed. The system and method obtains a measurement related to a first orientation of a drill string at a measurement device. Based on the first orientation and drilling settings, the system and method predict a second orientation. A probability of the second orientation being within a predetermined area is also obtained. As a result of this information, an action may be taken, such as, skipping a planned static survey, obtaining a static survey prior to the plan, or changing a drilling setting.
申请公布号 US2012048618(A1) 申请公布日期 2012.03.01
申请号 US20100871197 申请日期 2010.08.30
申请人 ZAMANIAN S. AHMAD;PIROVOLOU DIMITRIOS 发明人 ZAMANIAN S. AHMAD;PIROVOLOU DIMITRIOS
分类号 E21B44/00;E21B47/02 主分类号 E21B44/00
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