Simplified LWD method improves geosteering, well placement

08/04/2014
Pedro Anguiano-Rojas Douglas J. Seifert Saudi Aramco Dhahran Michael Bittar Sami Eyuboglu Yumei Tang Burkay Donderici Halliburton Energy Services Inc. Dhahran With the recent advancements in directional drilling and the use of rotary-steerable systems, more deviated and horizontal wells are being drilled and evaluated around the world, especially in Saudi Arabia. In these complex reservoirs, logging while drilling (LWD) wave-propagation allows accurate geosteering and well placement. Since the introduction of LWD resistivity tools in the 1980s, there has been continuous advancement in features and capabilities. The first such tool was introduced in 1983 with a single frequency, single ...
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