Experimental and numerical study on the pushout shear strength of conventional and expanding cement–casing sections for well integrity
A good bond between the well casing and cement is often considered essential for avoiding
generating microannulus leakage paths along the interface between the two materials. A …
generating microannulus leakage paths along the interface between the two materials. A …
Review of integrity loss detection and quantification due to cracking in cemented wells
P Alberdi-Pagola, G Fischer - SPE Journal, 2023 - onepetro.org
The loss of well integrity in oil and gas and CO 2 injection wells provokes leaks that
potentially pollute underground water reservoirs and the surrounding environment. The …
potentially pollute underground water reservoirs and the surrounding environment. The …
Research and performance evaluation of modified nano‐silica gel plugging agent
Z Shu, Y Qi, P Luo - Journal of Applied Polymer Science, 2023 - Wiley Online Library
Due to the difficulties in plugging high‐pressure injection wells, the short period of plugging,
and the use of modified nano‐silica, a novel chemical gel plugging agent has been created …
and the use of modified nano‐silica, a novel chemical gel plugging agent has been created …
Advanced modeling of compressive strength in silica-modified oil well cement: impact of silicate, aluminate, and hydraulic moduli
M Ariwan Jamal, AS Mohammed… - Nondestructive Testing and …, 2024 - Taylor & Francis
This study explores the effect of cement chemical composition on the compressive strength
(CS) of pure cement, cement modified with Nano Silica (NS), and Silica Fume (SF) across …
(CS) of pure cement, cement modified with Nano Silica (NS), and Silica Fume (SF) across …
Experimental and Numerical Simulation Investigation of Cement Sheath Integrity during Multi-Stage Fracturing in Offshore Tight Oil Reservoir
Y Wang, Y Feng - Journal of Marine Science and Engineering, 2024 - mdpi.com
The integrity of the cement sheath is susceptible to failure during multi-stage fracturing. In
this study, the failure mechanisms of cement sheath integrity during multi-stage fracturing in …
this study, the failure mechanisms of cement sheath integrity during multi-stage fracturing in …
[HTML][HTML] Impact of humid supercritical CO2 flow and CO2 solvation-induced cement porewater expulsion on reactive self-sealing processes along wellbore …
Ensuring geological containment of injected CO 2 is a key requirement in the planning and
execution of Carbon Capture and Storage (CCS) projects. This includes a proper analysis …
execution of Carbon Capture and Storage (CCS) projects. This includes a proper analysis …
Flow patterns of a resin repair material in a vertical wellbore microannulus
SG Fernandez, JC Stormont - Gas Science and Engineering, 2023 - Elsevier
We studied the repair of a simulated wellbore microannulus between cement and steel
using a resin repair material. The experimental configuration consisted of a rough cement …
using a resin repair material. The experimental configuration consisted of a rough cement …
Characterization and mechanism of cutter parameters in tubing milling
J Zhao, B Sun, F Chang, X Han, H Liao, F Shi… - Geoenergy Science and …, 2023 - Elsevier
Downhole string milling is becoming increasingly difficult due to the increasing complexity of
oilfield development technology and material quality advances, especially for downhole …
oilfield development technology and material quality advances, especially for downhole …
Repair of a Wellbore Microannulus
SG Fernandez - 2023 - search.proquest.com
In wellbore systems, the microannulus between the steel and the cement has been shown to
be a critical leakage pathway. This microannulus offers unique roughness, aperture …
be a critical leakage pathway. This microannulus offers unique roughness, aperture …
Repair of a Wellbore Microannulus
S Garcia Fernandez - 2023 - digitalrepository.unm.edu
In wellbore systems, the microannulus between the steel and the cement has been shown to
be a critical leakage pathway. This microannulus offers unique roughness, aperture …
be a critical leakage pathway. This microannulus offers unique roughness, aperture …