Results 11 to 20 of about 4,870,187 (176)

Enhanced Oil Recovery in a Co-Culture System of Pseudomonas aeruginosa and Bacillus subtilis [PDF]

open access: yesMicroorganisms
Microbial enhanced oil recovery (MEOR) is a promising technology for oil field extraction. This study investigated a co-culture system of Pseudomonas aeruginosa and Bacillus subtilis to increase MEOR efficacy.
Dingyu Kang   +7 more
doaj   +3 more sources

Nutrient Stimulation of Indigenous Microorganisms for Oil-in-Water Emulsion in a Medium Temperature Petroleum Reservoir with Ca2+-Rich Brine

open access: yesGeofluids, 2021
One of the challenges indigenous microbial enhanced oil recovery (MEOR) is facing is the high percentage of divalent ions, which obstruct the growth and metabolism of microorganisms and destabilize the oil-in-water (o/w) emulsion.
Guoxin Shi   +9 more
doaj   +2 more sources

Effects of Air Injection on the Metabolic Activity of Emulsifier-Producing Bacteria from Oil Reservoirs

open access: yesGeofluids, 2020
Oil emulsification is one of the major mechanisms for microbially enhanced oil recovery (MEOR). Although air injection is generally recommended for field trials of MEOR in China, its influence on the microbial community structure in oil reservoirs ...
Yi Gu   +8 more
doaj   +2 more sources

Exploring the use of microbial enhanced oil recovery in Kazakhstan: a review [PDF]

open access: yesFrontiers in Microbiology
Microbial enhanced oil recovery (MEOR) is a promising method for improving oil recovery from challenging reservoirs such as those found in Kazakhstan.
Aliya Yernazarova   +8 more
doaj   +2 more sources

Appropriate characterization of reservoir properties and investigation of their effect on microbial enhanced oil recovery through simulated laboratory studies [PDF]

open access: yesScientific Reports
Appropriate characterization of reservoir properties and investigation of the effect of these properties on microbial metabolism and oil recovery under simulated reservoir conditions can aid in development of a sustainable microbial enhanced oil recovery
Neelam Kapse   +2 more
doaj   +2 more sources

Microbial Enhanced Heavy Oil Recovery by the Aid of Inhabitant Spore-Forming Bacteria: An Insight Review

open access: yesThe Scientific World Journal, 2014
Crude oil is the major source of energy worldwide being exploited as a source of economy, including Oman. As the price of crude oil increases and crude oil reserves collapse, exploitation of oil resources in mature reservoirs is essential for meeting ...
Biji Shibulal   +5 more
doaj   +2 more sources

Experimental study of microbial enhanced oil recovery in fractured porous media using the halophilic bacterium Haloferax mediterranei [PDF]

open access: yesScientific Reports
Fractured reservoirs, comprising over 20% of the world’s oil reserves, present significant challenges to enhanced oil recovery (EOR). This study investigates the potential of the halophilic bacterium Haloferax mediterranei in microbial EOR (MEOR) for ...
Behnam Zarei Eslam   +4 more
doaj   +2 more sources

Full genome sequences of two strains of Pseudomonas stutzeri isolated from oil reservoirs and their adaptation mechanisms to harsh environments [PDF]

open access: yesJournal of Genetic Engineering and Biotechnology
Pseudomonas stutzeri is a type of microorganism widely present in nature, particularly in petroleum-contaminated environments, where it exhibits a high capacity for biodegradation.
Qijun Wu   +6 more
doaj   +2 more sources

Development of a microbial dewaxing agent using three spore forming bacteria [PDF]

open access: yesBioresources and Bioprocessing
Microbial enhanced oil recovery (MEOR) is a cost effective and efficient method for recovering residual oil. However, the presence of wax (paraffin) in residual oil can substantially reduce the efficiency of MEOR.
Xiaoyan Guo   +4 more
doaj   +2 more sources

Biosurfactant and biopolymer producing microorganisms from West Kazakhstan oilfield [PDF]

open access: yesScientific Reports
Microbiological enhanced oil recovery (MEOR) uses indigenous or exogenous microorganisms and nutrients to enhance oil production through synthesis of metabolites reducing oil viscosity and surface tension.
Ulzhan Shaimerdenova   +5 more
doaj   +2 more sources

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