OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Coal Preparation and Utilization is 4. 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 2020-05-01 to 2024-05-01.)

Article	Citations
Image positioning and identification method and system for coal and gangue sorting robot	45
Recovery of rare-earth elements from coal fly ash via enhanced leaching	23
Influences of the pre-oxidation time on coal secondary spontaneous combustion behaviors by temperature-programmed technique	22
Preparation and characterization of Linde-type A zeolite (LTA) from coal fly ash by microwave-assisted synthesis method: its application as adsorbent for removal of anionic dyes	22
Enhancing the rheology and leachability of fly ash slurry using natural – synthetic mixed surfactant systemfor hydraulic stowing in underground mines	21
A mini-review on coal fly ash properties, utilization and synthesis of zeolites	21
Countermeasures against coal spontaneous combustion: a review	19
ANN modeling and residual analysis on screening efficiency of coal in vibrating screen	18
Experimentation and statistical prediction of screening performance of coal with different moisture content in the vibrating screen	18
Artificial neural network modeling for predicting the screening efficiency of coal with varying moisture content in the vibrating screen	17
Application of metaheuristic based artificial neural network and multilinear regression for the prediction of higher heating values of fuels	17
Regression modeling and residual analysis of screening coal in screening machine	16
Discrimination analysis of coal and gangue using multifractal properties of optical texture	14
Experimental study on the influence of external factors on image features of coal and gangue	13
Application of screening using a flip-flow screen and shallow groove dense-medium separation in a steam coal preparation plant	13
The study of enhanced gravity concentrator for maceral enrichment of low-rank coal with heavy medium	12
Investigating potential co-firing of corn cobs with lignite for energy production. Thermal analysis and behavior of ashes	12
Simulation analysis on the separation performance of spiral inlet hydrocyclone	11
Coal gangue image segmentation method based on edge detection theory of star algorithm	11
Study of raw coal identification method by dual-energy X-ray and dual-view visible light imaging	11
Inhibiting effects of three phosphates on coal spontaneous combustion	11
Study on maceral liberation characteristics of ball grinding and rod grinding for low-rank coal	10
Detection of coal content in gangue via image analysis and particle swarm optimization–support vector machine	10
Kinematics and mechanism of rigid-flex elastic screening for moist coal under disequilibrium excitation	10
Collecting behaviors of high internal phase (HIP) emulsion in flotation of ultrafine high-ash content coal slime	10

Pyrolysis and combustion behavior of few high-ash Indian coals	10
Extraction of lithium from coal gangue by a roasting-leaching process	10
Variations in combustion properties of coal with average relative density and functional groups identified by FTIR analysis	10
An experimental investigation of early warning index for coal spontaneous combustion with consideration of particle size: a case study	10
Recognition and sorting of coal and gangue based on image process and multilayer perceptron	9
Research of coal and gangue identification and positioning method at mobile device	9
Hybrid CFD-experimental investigation into the effect of sparger orifice size on the metallurgical response of coal in a pilot-scale flotation column	9
Effect of particle size distribution on filter cake pore structure and coal slurry dewatering process	9
Parameter optimization of an industrial water injection hydrocyclone in the Taixi coal preparation plant	9
Strength and durability studies on sustainable eco-friendly green solid blocks	9
Mechanism of interaction between mixed collectors and low-rank coal: An experimental and simulation study	9
Effect of scrubbing medium’s particle size distribution and scrubbing time on scrubbing flotation performance and entrainment of microcrystalline graphite	9
Application of fractional factorial design for evaluating the separation performance of the screening machine	8
Effect of electrochemical oxidation of pyrite on coal spontaneous combustion	8
An intelligent belt wear fault diagnosis method based on deep learning	8
Recognition of process conditions of a coal column flotation circuit using computer vision and machine learning	8
Experimental investigation on filtration characteristic with different filter material of bag dust collector for dust removal	8
Carbon-dioxide capture, storage and conversion techniques in different sectors – a case study	8
Gradient- enhanced waterpixels clustering for coal gangue image segmentation	7
Beneficiation of high-ash Indian coal fines by froth flotation using bio-degradable-oil as a collector	7
Coal higher heating value prediction using constituents of proximate analysis: Gaussian process regression model	7
Performance study on strength, morphological, and durability characteristics of coal pond ash concrete	7
Past, present and future of Coal Bed Methane (CBM): a review with special focus on the Indian scenario	7
Assessment and characterization of waste material used as backfilling in an abandoned mine	7
Explicit equation derivation for predicting coal moisture content in convective drying process by GMDH-type neural network	7
Study on coal spontaneous combustion at low-medium temperature in the same coal seam with different buried depths and protolith temperatures	7
A data expansion strategy for improving coal-gangue detection	7
Desulfurization and de-ashing of low-rank coal by catalytic oxidation using Sn as catalyst loaded in different forms	7
Taguchi based Grey relational analysis for optimization of design parameters of a 100 mm water-only cyclone	6
Investigation on the impact of physical properties of the coal-ash slurries on the erosion wear performance of WC coated steel by using Image processing technique	6
Effect of MgO-based additive on the sintering behavior for slagging-fouling mitigation in Indonesian coal combustion	6
An investigation of performance characteristics and energetic efficiency of vertical roller coal mill	6
Synergistic Effect of Polar Group Containing Collectors and Synthesized Frother on Flotation Performance of Oxidized Coal	6
Blending principles of petroleum coke and low-rank coal to prepare high quality slurries	6
Investigation on the operational parameters of screening coal in the vibrating screen using Taguchi L27 technique	6
On the spontaneous combustion liability of South African coal: a report	6
Assessment of coal sortability and washability using dual energy X-ray transmission system	6
Evolution of coal flocs during flocculation under different stirring velocities	6
Study on separation of low-rank coal macerals in enhanced gravity field	6
Research on low illumination coal gangue image enhancement based on improved Retinex algorithm	6
Analysis of enhancing moisture-proof and waterproof performance for lignite powder briquette	6
Study on deashing and desulphurization of coal with heavy medium in enhanced gravity field	6
Beneficiation of difficult-to-wash Indian low volatile coking coal fines by Falcon concentrator	5
Detecting coal-carrying rate in gangue based on binocular machine vision and particle queuing method	5
Application of Kerosene/ crude palm oil and their mixtures as collectors for flotation of oxidized coal fines and their performance analysis	5
Effect of rice husk blending on combustion characteristics of high ash Indian coal analyzed in TGA	5
Multiple factors influence coal and gangue image recognition method and experimental research based on deep learning	5
Low-temperature oxidation and self-heating accelerated spontaneous combustion properties of a Yima formation bituminous coal with various moisture contents	5
Modeling of coal and gangue volume based on shape clustering and image analysis	5
Comparison of the prediction performance of separating coal in separation equipment using machine learning based cubic regression modelling and cascade neural network modelling	5

Flow field and particle motion characteristics of rotary triboelectric separator based on CFD simulation	5
Effect of N₂ and CO₂ on shale oil from pyrolysis of Estonian oil shale	5
Sensitivity of oil shale particle surface to the applied load in ball mill	5
Turpentine oil: a novel and natural bridging liquid for agglomeration of coal fines of high ash coals	5
Experimental Study on the Influence of Pyrite Oxidation Products on Coal Spontaneous Combustion	5
Challenges of using froth features to predict clean coal ash content in coal flotation	5
SHAP-based interpretation of an XGBoost model in the prediction of grindability of coals and their blends	5
Preparation and properties of ammonium polyphosphate microcapsules for coal spontaneous combustion prevention	5
Performance optimization and parametric evaluation of coal deashing and desulfurization in a heavy-medium enhanced gravity field	5
Effectiveness of carboxymethyl cellulose solutions for dust suppression in the mining industry	5
Optimizing the mechanical properties of coal-fines briquettes produced with steam-exploded sugarcane bagasse as a binder	5
Distribution rate prediction of gravity separation based on the arctangent model	4
Qualitative surface characterization of Indian Permian coal using XPS and FTIR	4
Simultaneous multiple parameter optimization of multi-stage variable-inclination equal-thickness screening of coal	4
Effects of the operating parameters on the separation results of a three-stage cone water-only cyclone	4
Recovery of clean coking coal from difficult-to-wash low volatile coking coal fines of Jharia coalfield by multi gravity separator	4
A sustainable and green process based on froth flotation for effective recovery of combustibles from coking coal fines	4
Influence of ionic liquid pretreatment on coal desulfurization	4
Study on maceral characteristics and separation of low-rank coal	4
Effects of abandoned coal mine on the water quality	4
Separation of super clean coal with two-stage cyclones and related characteristics	4
Desulfurization of thar lignite by oxidative alkali leaching under pressure	4
Effect of mixing ratio on the adsorption behavior of low-rank coal surface using mixed collectors: Experimental and molecular dynamics simulation study	4
Improved surface morphology by reforming of oxygen functional groups of Indian coal upon irradiating with microwave radiations	4
Isotope radon measurement method to identify spontaneous combustion regions in coal gangue hills: case study for a coal mine in China	4
Demineralization of high ash non-coking coal fines of Indian origin using Castor oil: Implications of wet milling	4
Effect of magnetization pretreatment of coal slime water flocculating sedimentation	4
A characterization of rare earth elements in coal ash generated during the utilization of Australian coals	4
Application of a water injection hydrocyclone on fine coal enhanced gravity separation	4
Investigation of co-combustion characteristics of olive bagasse, coal and their respective blends by thermogravimetric analysis (TGA)	4
Effects of rotary triboelectrification technology on macerals separation for low-rank coal	4