Thermally stable and salt-resistant synthetic polymers as drilling fluid additives for deployment in harsh sub-surface conditions: A review
Conventional drilling fluid (DF) technologies commonly fail to meet many of the
requirements of modern drilling under various harsh subsurface conditions, particularly …
requirements of modern drilling under various harsh subsurface conditions, particularly …
Polymeric formulations used for loss circulation materials and wellbore strengthening applications in oil and gas wells: A review
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 …
gas wells”, as a routine solution, loss circulation materials are added to fill any fractures and …
The effect of particle shape on discharge and clogging
Granular flow is common across different fields from energy resource recovery and mineral
processing to grain transport and traffic flow. Migrating particles may jam and form arches …
processing to grain transport and traffic flow. Migrating particles may jam and form arches …
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 …
Innovative experimental method for particle bridging behaviors in natural fractures
R Li, G Li, Y Feng, X Yang, Y Teng, Y Hu - Journal of Natural Gas Science …, 2022 - Elsevier
Lost circulation is a major challenge in drilling naturally fractured formations. The most
common solution for this problem is to add particulate lost circulation materials (LCM) in the …
common solution for this problem is to add particulate lost circulation materials (LCM) in the …
Fracture surface morphology characterization and its influence on plugging performance of granular lost circulation materials
The irregularity and complexity of formation fracture morphology lead to great uncertainty in
lost circulation control. At present, the fracture morphology is simplified to be smooth in the …
lost circulation control. At present, the fracture morphology is simplified to be smooth in the …
Experimental investigation of sealing ability of lost circulation materials using the test apparatus with long fracture slot
Lost circulation in fractured formations is a major challenge. The addition of conventional
lost circulation materials (LCMs) to drilling fluids is the main method to control loss. The seal …
lost circulation materials (LCMs) to drilling fluids is the main method to control loss. The seal …
Dynamically evaluating the performance of naturally occurring additives to control lost circulation: on the effect of lost circulation material type, Particle-Size …
Lost circulation is one of the most challenging problems during drilling of oil and gas wells.
This issue leads to significant loss of drilling fluid, increase of nonproductive time as well as …
This issue leads to significant loss of drilling fluid, increase of nonproductive time as well as …
Lost circulation material design for near-wellbore transverse fractures
The use of particulate lost circulation material (LCM) in drilling fluid is a common method for
mitigating lost circulation from near-wellbore fractures that develop during subterranean …
mitigating lost circulation from near-wellbore fractures that develop during subterranean …
Testing conditions make a difference when testing LCM
M Jeennakorn, R Nygaard, OM Nes… - Journal of Natural Gas …, 2017 - Elsevier
Laboratory studies have been used extensively to evaluate loss circulation materials (LCM)
treatments to solve or prevent lost circulation problems in fractured formations. Experiments …
treatments to solve or prevent lost circulation problems in fractured formations. Experiments …