Results 21 to 30 of about 1,151,570 (262)

Disaggregation and discretization methods for formation damage estimation in oil and gas fields: an overview

open access: yesDyna, 2020
Formation damage could potentially impede production and injection operations. Hence, characterization and discretization processes of formation damage should be connected to quantification and disaggregation techniques, relying on characterization ...
Oscar E Medina   +6 more
doaj   +1 more source

Experimental study of petrophysical properties of a tight formation by considering the clay minerals and flow sensitivities

open access: yesEarth Sciences Research Journal, 2016
Quantitative X-ray diffraction analysis of rock, X-ray diffraction analysis of clay minerals types and components, Field Emission Scanning Electron Microscope (FESEM) and sensitivity flow experiments methods were used toresearch the effects of clay ...
Guangfen Liu   +4 more
doaj   +1 more source

Shale Formation Damage during Fracturing Fluid Imbibition and Flowback Process Considering Adsorbed Methane

open access: yesEnergies, 2022
Hydraulic fracturing of shale gas reservoirs is characterized by large fracturing fluid consumption, long working cycle and low flowback efficiency. Huge amounts of fracturing fluid retained in shale reservoirs for a long time would definitely cause ...
Mingjun Chen   +7 more
doaj   +1 more source

Simulation and Experimental Studies of Mineral Scale Formation Effects on Performance of Sirri-C Oil Field under Water Injection [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2011
Water injection is an enhanced oil recovery method which is applied for number of reservoirs especially in the offshore fields around the world. Sea-water injection process is usually associated with important concerns affecting the efficiency, safety ...
Amir Taheri   +5 more
doaj  

Experimental Design for Evaluation of Formation Damage by Microbial Contamination in Water Flooding Processes. A Colombian Study Case.

open access: yesRevista Fuentes El Reventón Energético, 2019
Microbial contamination is well known in the oil and gas industry and it occurs in most processes where water processing systems are involved. Microorganisms are spread everywhere, even in the subsurface, where operations of oil exploration and ...
Manuel Guillermo   +2 more
doaj   +1 more source

Synthesis and Experimental-Modelling Evaluation of Nanoparticles Movements by Novel Surfactant on Water Injection: An Approach on Mechanical Formation Damage Control and Pore Size Distribution [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
Water injection is used as a widespread IOR/EOR method and promising formation damages (especially mechanical ones) is a crucial challenge in the near-wellbore of injection wells.
Mohammad Parvazdavani   +2 more
doaj   +1 more source

Survival Outcomes and Complications Among Canadian Children With Retinoblastoma: A Population‐Based Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Retinoblastoma (RB) is the most common pediatric ocular cancer, yet population‐based data on survival and risk factors remain limited. This study aimed to describe survival in a large national RB cohort and identify predictors of death and complications.
Samuel Sassine   +14 more
wiley   +1 more source

Using CT scanning technology to investigate microscopic pore structure characteristics of low-permeability reservoir rocks after water sensitivity experiments

open access: yes地质科技通报, 2023
CT scanning and core flooding experiments were combined to investigate the change in microscopic pore structure of low-permeability reservoir rocks due to the water sensitivity effect.
Xinling Hu, Hao Lei
doaj   +1 more source

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

The Fundamental Principles and Standard Evaluation for Fluid Loss and Possible Extensions of Test Methodology to Assess Consequences for Formation Damage

open access: yesEnergies, 2021
Industry testing procedures such as ANSI/API 13B-1 describe a method for measuring fluid loss and studying filter-cake formation against a medium of either a filter paper or a porous disc, without giving information about potential formation damage ...
Karl Ronny Klungtvedt   +6 more
doaj   +1 more source

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