Results 81 to 90 of about 1,575 (217)

ASFALTENOS, UN DAÑO SEVERO EN YACIMIENTOS ALTAMENTE SUBSATURADOS DE ACEITE VOLÁTIL

open access: yesRevista Fuentes El Reventón Energético, 2011
Aphaltene organic precipitation and deposition is known as a severe problem at reservoir level, especially in high sub-saturated reservoirs, due to the asphaltic deposition is extended beyond wellbore.
Andrés Camilo Rincón Chavez   +2 more
doaj  

A novel approach to oil production optimization considering asphaltene precipitation: a case study on one of the Iranian south oil wells

open access: yesJournal of Petroleum Exploration and Production Technology, 2017
Nowadays, the significance of hydrocarbon reservoirs as the main supply of world energy is being increased more than before. Hence, a safe and continuous production process of oil and gas wells is one of the most important criteria in the oil industry ...
Ehsan Khamehchi   +2 more
doaj   +1 more source

The Colloidal Approach. A Promising Route for Asphaltene Deposition Modelling [PDF]

open access: yes, 2008
It is now widely recognized that asphaltene exist in crude oils both as dissolved and particulate matter and that asphatenic crude oils behave as colloidal systems.
M. E. Aguiléra, L. Nabzar
core   +1 more source

Modeling of asphaltene precipitation - part I: comparative study for asphaltene precipitation envelope prediction methods

open access: yesIraqi Journal of Chemical and Petroleum Engineering
   The solubility of asphaltenes in crude oils is predominantly influenced by variations in temperature, pressure, and oil composition. These alterations can precipitate asphaltene deposition, resulting in diminished permeability, obstruction of wells ...
Ali A. Ali   +2 more
doaj   +1 more source

Laboratory Testing and Prediction of Asphaltene Deposition in Production Wells [PDF]

open access: yes, 2017
This article, written by Special Publications Editor Adam Wilson, contains highlights of paper OTC 27884, “Laboratory Testing and Prediction of Asphaltene Deposition in Production Wells,” by Kosta J.
Adam Wilson
core   +1 more source

Screening of inhibitors for remediation of asphaltene deposits: Experimental and modeling study

open access: yesPetroleum, 2018
One of the most severe problems during production from heavy crude oil reservoirs is the formation of asphaltene precipitation and as a result deposition in the tubing, surface facilities and near wellbore region which causes oil production and ...
Mehdi Madhi   +2 more
doaj   +1 more source

Experimental Investigation of Asphaltene Deposition in A Transparent Microchannel [PDF]

open access: yes
This study is focused on experimental investigation of asphaltene deposition in a vertical transparent microchannel. Heptane-induced asphaltene precipitation is utilized to precipitate dissolved asphaltene particles in crude oil and form asphaltene ...
Zhuang, Y.   +7 more
core  

Experimental Investigation of the Asphaltene Deposition Process during Different Production Schemes Étude expérimentale du processus de dépôt d’asphaltènes au cours de différents modes de production

open access: yesOil & Gas Science and Technology, 2011
This paper presents the results of asphaltene precipitation and deposition during lean gas injection, CO2 injection and natural depletion in reservoir conditions.
Bagheri M.B., Kharrat R., Ghotby C.
doaj   +1 more source

Investigation into mechanisms and kinetics of asphaltene aggregation in toluene/n-hexane mixtures

open access: yesPetroleum Science, 2019
Determining the rate of asphaltene particle growth is one of the main problems in modeling of asphaltene precipitation and deposition. In this paper, the kinetics of asphaltene aggregation under different precipitant concentrations have been studied. The
Bahram Soltani Soulgani   +2 more
doaj   +1 more source

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