Browsing UiS Brage by Author "Gardner, Dave"
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Cement properties characterization from a section retrieved from an oil production well after 33 years of downhole exposure
Beltran Jimenez, Katherine; Gardner, Dave; Kragset, Steinar; Gebremariam, Kidane Fanta; Reales, Oscar A. M.; Minde, Mona Wetrhus; Lourenco de Souza, Marcelo I.; Aasen, Jan Aage; Skadsem, Hans Joakim; Delabroy, Laurent (Peer reviewed; Journal article, 2021)A unique data set has been constructed based on the study of class G cement recovered from an oil well on the Norwegian continental shelf. The cement was placed between two casing sections and submitted to downhole conditions ... -
Restoration of annular zonal isolation using localized casing expansion (LCE) technology: Treatment of near-horizontal test sections containing a free-water channel
Beltran Jimenez, Katherine; Skadsem, Hans Joakim; Sunde, Jonas Kristoffer; Gardner, Dave; Wolterbeek, Timotheus K T; Cornelissen, Erik; Keultjes, Wout J. G. (Peer reviewed; Journal article, 2021-11)Fluid migration behind casings is a well integrity problem that can result in sustained casing pressure, undetected leaks to the environment, and potentially very difficult remediation attempts. Traditional methods for ...