Abstract Drilling in clastic reservoirs in Middle East presents significant challenges, including variable formation dips, fluctuating layer thicknesses, and complex geological structures. This study demonstrates the integration of Deep Azimuthal Resistivity, Ultra-High Definition (UHD) Inversion Technology, and Wired Pipe Technology to enhance well placement, mitigate drilling risks, and optimize reservoir management. UHD Inversion Technology processes multi-frequency resistivity measurements in real time, producing high-resolution subsurface images. This advanced imaging enhances geological boundary detection, improves structural interpretation, and enables proactive trajectory adjustments, ensuring optimal wellbore placement in complex formations. The operation targeted a structurally complex clastic reservoir with significant variability. Deep Azimuthal Resistivity provided continuous resistivity measurements, enhancing geological boundary detection and wellbore navigation. UHD Inversion Technology processed real-time resistivity data into high-definition subsurface images, allowing continuous reservoir mapping and precise trajectory adjustments. Wired Pipe Technology enabled high-speed data transmission, ensuring seamless integration of resistivity and inversion data for immediate decision-making. This combination of technologies allowed for dynamic geosteering, reducing uncertainty, and improving operational efficiency in challenging formations. The integration of these advanced technologies significantly improved well placement and operational efficiency: Deep Azimuthal Resistivity enabled precise detection of geological boundaries, allowing for accurate trajectory corrections and optimal reservoir contact. This minimized the risk of exiting the target zone and enhanced reservoir exposure. UHD Inversion Technology provided continuous, high-resolution subsurface imaging, revealing intricate formation details and structural variations. This allowed for real-time adjustments, ensuring the well remained within the most productive intervals. Wired Pipe Technology facilitated rapid data transmission, eliminating delays associated with conventional telemetry. This ensured real-time collaboration between subsurface experts and drilling teams, leading to faster, more informed geosteering decisions. By leveraging these technologies, the well achieved 100% net-to-gross ratio, maximizing hydrocarbon recovery while minimizing drilling risks. This case study highlights the effective use of Deep Azimuthal Resistivity, UHD Inversion Technology, and Wired Pipe Technology for precise well placement in clastic reservoirs. The seamless real-time data flow provided by these technologies set a new benchmark for geosteering precision and operational efficiency in complex geological environments.
Mamman et al. (Tue,) studied this question.