• Title/Summary/Keyword: exploration geophysics

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Understanding of Offshore Drilling System and Trend Analysis (해양 시추시스템 구성요소에 대한 이해 및 동향분석)

  • Woo, Nam-Sub;Kwon, Jae-Ki;Park, Jong-Myung;Kim, Sang-Shik;Kim, Young-Ju
    • Transactions of the KSME C: Technology and Education
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    • v.1 no.1
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    • pp.33-38
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    • 2013
  • Offshore drilling refers to a mechanical process where a wellbore is drilled through a seabed. It is typically carried out in order to explore for and subsequently extract petroleum which lies in rock formations beneath the seabed. There are many different type of facilities from which offshore drilling operations take place. These include bottom founded drilling rigs, combined drilling and production facilities either bottom founded or floating platforms, and deepwater mobile offshore drilling units including semi-submersibles and drillships. These are capable of operating in water depths up to 3,000 m. In this paper, we introduce the drilling system, which is mounted on the offshore drilling facilities.