Ultradeep resistivity logging-while-drilling (LWD) is now a routine service for real-time well
landing, geosteering, and reservoir and fluid contact evaluation. Progressing beyond …

With the introduction of ultradeep azimuthal resistivity (UDAR) logging-while-drilling (LWD)
tools toward the beginning of the last decade, the oil and gas industry went from real-time …

This paper presents a coil optimization method of the ultra-deep azimuthal electromagnetic
(EM) resistivity Logging While Drilling (LWD) to obtain the best parameters of the tool for …

Siliciclastic turbidite lobes and channels are known to exhibit varying degrees of
architectural complexity. Understanding the elements that contribute to this complexity is the …

As one of the most important downhole technology, directional electromagnetic (EM) logging-
while-drilling (LWD) has been developing over the decades. The new generation of …

The electromagnetic propagation (EMP) measurement frequently acquired with logging-
while-drilling (LWD) tools in high-angle wells is sensitive to geometrical effects that can …

ADNOC's limestone reservoirs suffer from the phenomena of injection water traveling
preferentially at the top of the reservoir placing injection water above oil held there by …

Electromagnetic (EM) inversion processing of ultradeep resistivity data has advanced from
one dimensional (1D) to three dimensional (3D). These advances have helped improve the …

Innovative interpretation methods based on efficient measurements to map structure and
fluids around high angle and horizontal wells while drilling are critical for future success in a …

The use of one-dimensional (1D) electromagnetic (EM) inversion for well placement,
reservoir mapping, and planning of multi-lateral wells is now quite common, but it is limited …