Lost circulation materials for deep and ultra-deep wells: A review
L Pu, P Xu, M Xu, J Song, M He - Journal of Petroleum Science and …, 2022 - Elsevier
The number of deep wells and ultra-deep wells drilled worldwide is gradually increasing,
and the problem of deep well leakage has become one of the challenges in drilling. The …
and the problem of deep well leakage has become one of the challenges in drilling. The …
The state-of-the-art review on the lost circulation phenomenon, its mechanisms, and the application of nano and natural LCM in the water-based drilling fluid
Loss of mud is one of the most challenging issues in drilling operations. This is frequently
referred to as lost circulation. The lost circulation can arise in naturally fractured formations …
referred to as lost circulation. The lost circulation can arise in naturally fractured formations …
[PDF][PDF] Review of lost circulation materials and treatments with an updated classification
Drilling fluid losses are considered one of the major contributors to drilling non-productive
time (NPT). Lost circulation materials (LCM's) have been widely used to avoid or stop losses …
time (NPT). Lost circulation materials (LCM's) have been widely used to avoid or stop losses …
Deep learning and time-series analysis for the early detection of lost circulation incidents during drilling operations
Drilling operations consist of breaking the rock to deepen a wellbore for oil or gas extraction.
A drilling fluid, circulating from the surface through the drill pipe and from the annulus to the …
A drilling fluid, circulating from the surface through the drill pipe and from the annulus to the …
The evolution of lost circulation prevention and mitigation based on wellbore strengthening theory: A review on experimental issues
One of the most challenging issues during drilling operations is lost circulation, which can
cause several problems that could lead to increasing the non-productive time (NPT) and …
cause several problems that could lead to increasing the non-productive time (NPT) and …
Wellbore strengthening in sandstones by means of nanoparticle-based drilling fluids
Drilling operations of both conventional and unconventional oil and gas accumulations are
becoming more challenging especially in deep-water operations. Due to the narrow mud …
becoming more challenging especially in deep-water operations. Due to the narrow mud …
Integrated workflow for lost circulation prediction
A Ghalambor, S Salehi, MP Shahri… - … Conference and Exhibition …, 2014 - onepetro.org
Lost circulation has plagued the industry since the beginning of drilling. Historically, severity
of losses has been categorized based on the amount of barrels lost to the formation, ie …
of losses has been categorized based on the amount of barrels lost to the formation, ie …
Using data mining to stop or mitigate lost circulation
Lost circulation materials (LCMs) are available in a great variety of materials, sizes, and can
vary in the method of application. Selecting the right LCM and treatment for the job is critical …
vary in the method of application. Selecting the right LCM and treatment for the job is critical …
Constructing a tough shield around the wellbore: Theory and method for lost-circulation control
K Yili, XU Chengyuan, T Long, LI Song… - Petroleum Exploration and …, 2014 - Elsevier
According to the mechanism analysis of drilling fluid loss in the formation with low pressure-
bearing capacity, three basic theories, including stress cage, plugged zone, and strength …
bearing capacity, three basic theories, including stress cage, plugged zone, and strength …
Updated classification of lost circulation treatments and materials with an integrated analysis and their applications
Lost circulation materials (LCM's) have been widely used to avoid or stop losses. Due to a
large number of currently available materials, treatments, and their different applications …
large number of currently available materials, treatments, and their different applications …