Conventional drilling fluid (DF) technologies commonly fail to meet many of the
requirements of modern drilling under various harsh subsurface conditions, particularly …

Drilling fluid circulation loss is referred to as “the most severe problem in drilling of oil and
gas wells”, as a routine solution, loss circulation materials are added to fill any fractures and …

This review comprehensively summarizes potential applications of SiO2–polymer
composites especially in oil industries: enhanced oil recovery (EOR), loss circulation (LC) …

In order to control filtrate at high-temperature and high-pressure condition in oil-based
drilling fluid for drilling process of oil and gas wells, an amine cross-linked polymeric fluid …

Cement is one of the most common lost circulation materials (LCMs). Various types of
cement have been used as LCMs in the past. Recent developments in cement technology …

Polymer hydrogels have been proven effective in lost circulation control in well drilling.
However, common polymer hydrogels suffer from unfavorable strength and stability under …

In order to mitigate the loss circulation of oil-based drilling fluids (OBDFs), an oil-absorbent
polymer (OAP) composed by methylmethacrylate (MMA), butyl acrylate (BA), and hexadecyl …

This paper presents a new criterion for selecting the particle size distribution (PSD) of
granular lost circulation materials (LCMs) in naturally fractured reservoirs. A comprehensive …

The application of optical fibers for assessing cemented wellbore's integrity attracted
considerable attention recently, because of low cost, decent temporal/spatial resolution and …

Nanofluids have gained significant attention as a promising solution to several challenges in
drilling operations. Nanoparticles, due to their exclusive properties such as high specific …