OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Oil Gas and Coal Technology is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-11-01 to 2025-11-01.)

Article	Citations
Synthesis and viscosity reduction performance evaluation of oil-soluble viscosity reducer based on molecular dynamics simulation	16
The maximum installation depth for a pre-drilled liner with floating inner tubing in horizontal well in tectonically deformed coal seams	12
Metal naphthenate precipitation modelling framework	11
Prediction of vapour-liquid equilibrium ratios for the CH<SUB align="right">4-CO<SUB align="right">2-H<SUB align="right">2S systems using artificial neural networks	11
Investigations of coal permeability under the influence of stress, matrix-fracture adsorption induced strain and volumetric strain	6
Simulation and optimisation for DMR natural gas liquefaction unit	6
Feasible fuel (petrol/diesel) price monitoring technology in India without affecting government profit	6
Geomechanical model of Ratawi shale reservoir	6
Research status and trend of coal and gas outburst: a literature review based on VOSviewer	6
Investigation of volcanic rock quantitative fracture evaluation and reservoir classification based on the logging method - an example from Nanpu Sag	5
Effect of adding fusel oil with gasoline on performance, combustion, and emission characteristics of gasoline injection engine	5
Optimisation of biodiesel production from <i>Chlorella protothecoides</i> microalgal oil using combined ANN-GA software	5
Characterisation of surface and structural properties of Permian coals from Sohagpur Coalfield, India: a comprehensive analysis	5
Analysis of sulphur deposition and well production in sour gas reservoirs considering the effect of temperature field	5
Biodiesel production from third-generation feedstock: process parameter modelling and optimisation using RSM-ANN approach	4
Advanced exergy analysis of the modified process of natural gas cryogenic helium extraction	4
A new method for predicting the failure pressure of locally corroded oil and gas pipelines	4
Beyond conventional approach: hybrid supervised learning and feature selection algorithms for prediction sonic logs - a study in a tight gas sand, North of Oman	4
Multi-product and multi-period maritime oil logistics model with a cooperative approach among hubs	4
Reservoir characteristic and its relationship with estimated ultimate recovery of Jurrasic tight shelly limestone reservoir in the central Sichuan Basin, Southwest China	4
Deformation characteristics and structural evolution mechanism of bituminous coal under thermo-hydro-mechanical-chemical coupling	4
A new methodology for optimising production in an integrated model using a genetic algorithm	4
A prediction of China's dependence on foreign oil up to 2060	3
Numerical study on the influence of coal-roof interface on vertical propagation of hydraulic fracture	3
Assessing the impact of blends of olea europaea oil methyl esters and diesel bio-diesel on CI engine performance and emission characteristics: a comparative study	3

Evaluation of the concentration and health risk of heavy metals and aromatic compounds in the deposits of the coastal strip of the Persian Gulf, Southwest Iran	3
Metal naphthenate precipitation modelling framework	3
Production model of fractured horizontal wells in shale gas reservoirs considering different gas diffusion mode	3
Investigation of gas adsorption and desorption characteristics for some Turkish lignites in terms of coal petrographic properties	3
Optimising chemical concentration and injection volume in the ASP process: a combined approach incorporating experiments and the optimal experimental design	3
Optimisation of biogas yield from anaerobic co-digestion of dual waste for environmental sustainability: ANN, RSM and GA approach	3
Experimental study on risk analysis of gas explosion in a steeply inclined longwall gob: a case study of Dongxia Colliery	3
Comprehensive evaluation of water utilisation during shale gas exploration and exploitation in China	3
Natural gas demand forecasting based on a subdivided forecasting model and rule-based calibration	3
A novel model for predicting tight sandstone reservoir permeability	3
Numerical simulation of the reservoir and operational parameters to optimise steam flooding performance	2
The role of stirring type in the formation of uniform structures of ZSM-5 - gamma alumina enriched with Si	2
Biodiesel production from third-generation feedstock: process parameter modelling and optimisation using RSM-ANN approach	2
Influence of small organic molecules on methane adsorption on coal: a molecular simulation study	2
Sensitivity and critical values of prediction indexes of gas outburst of composite coal seams based on energy theory	2
Occurrence characteristics and relation to oil and gas distribution of bedding fractures in tight sandstone	2
Investigations of coal permeability under the influence of stress, matrix-fracture adsorption induced strain and volumetric strain	2
Influence of geological factors on gas content of the deep coal seam in the northern DJ block, Southeast Ordos Basin, China	2
Experimental investigation for partially premixed compression ignition in a diesel engine using n-butanol, biodiesel and diethyl ether blends	2
A comprehensive review on biodiesel performance: advantages, challenges, policies and prospects	2
Experimental investigation and performance improvement of a new combined T-junctions gas-liquid separator	2
Occurrence characteristics and relation to oil and gas distribution of bedding fractures in tight sandstone	2
Influence of relative permeability, capillary pressure, and well orientation in the geological carbon sequestration in a saline aquifer	2
Experimental study and application of rock electrical properties under high temperature and high pressure based on Archie's formula: a case study of Jimsar shale oil reservoir in Xinjiang, China	2
Temperature and pressure calculation model of the wellbore annulus in the formation with narrow safe drilling fluid density window during gas kick process	2
Modern steel production using biomass energy in 21st century: blessing or curse	2
A study on the transient permeability behaviour of coal core under confinement	2
Smart plugging and low-damage foam drilling fluid technology for CBM drilling	2
Phase behaviour analysis of condensate gas reservoirs in Dabei oil and gas area: impact of variable wax content on dew point pressure, flash separation, and condensate recovery	2
Evaluation of tight sandstone reservoir in Es<SUB align="right">4 member of Yi176, Bonan Oilfield, China	2
Study on gas migration law and influencing factors of gas drainage	2
Study of in-cylinder mixing performance of gas-fuel engine under PFI-DI hybrid injection condition	2
Study of rock drillability evaluation based on drilling parameters of cutting rig	2
Fast marching method for evaluation of reserves drainage volume in shale gas reservoirs considering multi-well interference	2
Screening and performance evaluation of epoxy resin long-term sustained-release solid tracer	2
Natural gas demand forecasting based on a subdivided forecasting model and rule-based calibration	2
Revelation of depositional features in the Paleocene and Eocene in the Mannar Basin using amplitude analysis of a 3D dataset	1
Mapping urban form and land use with deep learning techniques: a case study of Dongguan City, China	1
Experimental study on the adsorption and desorption behaviours of methane in clay minerals	1
Free volume vacancy behaviour and dynamic viscosity of diesel fuels with additives at elevated temperature and pressure: thermo-occupancy function	1
Lithofacies identification and prediction of Chang 7<SUB align="right">3 shale oil reservoirs in Ordos Basin: insights from the multi-resolution graph-based clustering analysis	1
Theoretical and experimental study on identification of the soft interlayer in coal mine roadway roof	1
Investigating the impact of oil shales spread on the contamination level of fluvial sediments (case study: Qalikuh area of Lorestan, southwest of Iran)	1
Study on deformation and seepage characteristics of water-filled coal rocks under different mining methods	1
Transforming waste cooking oil into environmentally friendly biodiesel: a comparative analysis of three transesterification methods	1
Isothermal and non-isothermal multiphase flow steady-state simulation of offshore production systems using ALFAsim	1
Reservoir characteristic and its relationship with estimated ultimate recovery of Jurrasic tight shelly limestone reservoir in the central Sichuan Basin, Southwest China	1
Mechanical characteristics and damage evaluation of coal subjected to aerodynamic cavitation: an experimental study	1
Prediction and optimisation of electricity market clearing price in Turkey by using machine learning methods	1
Thermal-hydraulic-mechanical coupling effects on CBM extraction from heat-injected coal seams in basis of numerical simulation and experimental study	1

Experimental study of flow and entrainment characteristics of an ejector for a petrochemical flare system	1
Production and characterisation of biodiesel extracted from Indian bamboos	1
Investigating a machine learning algorithm's applicability for simulating the apparent viscosity of waxy crude oil in a pipeline	1
A novel approach to designing wire mesh demisters for surface separators: experimental, CFD, and artificial intelligence perspectives	1
Experimental study on heat transfer in heavy oil reservoirs during in-situ combustion	1
Analysis of the effect of different pretreatment conditions on pore structure heterogeneity of low-rank coal based on multifractal theory	1
Technical system and mining pressure law of full mining and local filling in a deep mine	1
Prediction of shale gas horizontal well production using particle swarm optimisation-based BP neural network	1
Numerical simulation of the reservoir and operational parameters to optimise steam flooding performance	1
Study on downloading contaminated product at an intermediate station in Lanzhou-Chengdu-Chongqing multi-product pipeline	1
Dynamic response characteristics of multi-gas in coal seam during gas injection process	1
Seepage-induced sedimentary structures and their significance in beach bars of the Zhoushan Archipelago, China	1
Noble isotopic gas fractionation characteristics of China's first batch commercial shale wells in the early production stage	1
Recent advances of cementing technologies for ultra-HTHP formations	1
Characterisation of surface and structural properties of Permian coals from Sohagpur Coalfield, India: a comprehensive analysis	1
A comprehensive review: role of fuel injection methodologies on performance enhancement and mitigation of emissions in the diesel engine	1
An experimental investigation on preparation and performances of two diesel blends of karanj oil methyl ester	1
Logging curve reconstructions based on MLP multilayer perceptive neural network	1
Effect of a vortex plate on turbulent flow within an axial hydrocyclone for preliminary water separation	1
Research on reservoir quality characterisation methods for tight sandstone reservoirs - a case study of the Southern Ordos Basin	1
Forecasting future demand for coal, oil and gas: application with related to smart cities	1
A new automatic differentiation approach for fully implicit compositional reservoir simulation	1
Development of coal quality exploration technique based on convolutional neural network and hyperspectral imaging	1
Modern steel production using biomass energy in 21st century: blessing or curse	1
Rock physical and mechanical properties test and comprehensive evaluation of the Longtan group in Well DH Can 1, Dahebian block, Guizhou Province	1
Coal permeability evolution and gas production performance prediction under the coupling action of stress-residual water-pulverised coal	1
Development and evaluation of fracture gradient curve model: a case study of south-central Kazakhstan	1
Lithofacies identification and prediction of Chang 7<SUB align="right">3 shale oil reservoirs in Ordos Basin: insights from the multi-resolution graph-based clustering analysis	1
Optimum directional well path design considering collapse and fracture pressures	1
Comprehensive evaluation of water utilisation during shale gas exploration and exploitation in China	1
An experimental study of the hydrate formation and blockage in the partially dispersed system	1
Contemporaneous and lagged transmission mechanism among geopolitical risks, uncertainty and energy prices: a spatial heterogeneity perspective	1
Feasible fuel (petrol/diesel) price monitoring technology in India without affecting government profit	1
Design and fabrication of microfluidic test kit for enhanced oil recovery in low salinity NaCl flooding	1
Optimising mud management: adaptive moment estimation-based ANN for predicting rheological and filtration properties of KCl-PHPA-Polyol drilling fluids	1
Seepage-induced sedimentary structures and their significance in beach bars of the Zhoushan Archipelago, China	1
A productivity model for vertical wells with horizontal multi-fractures	1
Smart plugging and low-damage foam drilling fluid technology for CBM drilling	1
Automatic horizon tracking method based on knowledge self-distillation	1
Dynamic response characteristics of multi-gas in coal seam during gas injection process	1
Evolutionary algorithms for integrated oil and gas supply chain management considering enhanced oil recovery methods	1