[HTML][HTML] Impact of acid wormhole on the mechanical properties of chalk, limestone, and dolomite: Experimental and modeling studies

A Mustafa, T Alzaki, MS Aljawad, T Solling, J Dvorkin - Energy Reports, 2022 - Elsevier
Matrix acidizing is a widely applied stimulation process in carbonate reservoirs to remove
damaged parts of the formation and enhance wellbore productivity. Few studies considered …

Sustaining wormholes mechanical stability in weak acidized carbonates using consolidants

A Mustafa, M Desouky, MS Aljawad, T Solling… - Rock Mechanics and …, 2023 - Springer
Matrix acidizing is vital to enhance the production of tight carbonate formations. In weak
carbonate rocks or acid over-dissolution, the rock is prone to failure upon develo** …

Prediction of mechanical stability of acidizing-induced wormholes through coupled hydro-chemo-mechanical simulation

R Dong, Q Wang, MF Wheeler - ARMA US Rock Mechanics …, 2019 - onepetro.org
Matrix acidizing in carbonate reservoirs can enhance productivity by injecting acid into
formation to dissolve carbonate mineral and create long highly conductive channels known …

On oil recovery mechanisms and potential of DME–brine injection in the North Sea chalk oil reservoirs

H Javanmard, M Seyyedi… - Industrial & Engineering …, 2018 - ACS Publications
North Sea tight chalk oil reservoirs are well-known for their submicron pore throat sizes and
heterogeneous porosity pattern that includes fractures and microfractures. The host rock of …

Experimental investigation of the acidizing effects on the mechanical properties of carbonated rocks

M Parandeh, HZ Dehkohneh, BS Soulgani - Geoenergy Science and …, 2023 - Elsevier
One of the useful techniques for increasing well productivity by improving permeability in
carbonate formations is matrix acidizing. Acidizing leads to the dissolution of minerals and …

Improved recovery of carbonate reservoir by optimizing acidizing strategy; coupled wellbore, reservoir, and geomechanical analysis

R Safari, C Smith, F Fragachan - Abu Dhabi International Petroleum …, 2017 - onepetro.org
One of the sources of damage in stimulated carbonate rock is the loss of near wellbore
formation compressive strength which may results in casing collapse under extreme …

Analysis of critical operational and reservoir parameters in carbonate acidizing design

R Safari, F Fragachan, CS Smith - SPE Western Regional Meeting, 2018 - onepetro.org
This work employs an integrated analysis method to quantify the impact of operational
parameters and subsurface conditions on the acid stimulation efficiency of a carbonate …

Near wellbore carbonate rock failure model with acid-weakening effects

R Safari, EF Fragachan - ARMA US Rock Mechanics/Geomechanics …, 2018 - onepetro.org
Loss of near-wellbore rock compressive strength is a damage mechanism related to
acidizing in carbonate formations. Non-optimized acidizing job (using improper acid type …

Coupled fluid flow and elasto-plastic damage analysis for fractured porous chalk with induced wormhole

N Jahani, B Haugen, G Berge - … Journal of Rock Mechanics and Mining …, 2015 - Elsevier
Acid injection in a carbonate oil reservoir can increase oil recovery by etching a part of the
fractured porous reservoir and generating conductive channels (“wormholes”), which …

[PDF][PDF] Geoenergy Science and Engineering

M Parandeh, HZ Dehkohneh, BS Soulgani - academia.edu
One of the useful techniques for increasing well productivity by improving permeability in
carbonate formations is matrix acidizing. Acidizing leads to the dissolution of minerals and …