Mining Journal of Kryvyi Rih National University

The use of room-and-pillar mining systems at deep levels of iron ore mines

Keywords: underground mining; rock pressure; stability and lifespan of exposures; temporary crowns; haulage by self-propelled machinery; innovative technology

Mykola Stupnik*, Іvan Kushneriov, Vsevolod Kalinichenko, Yurii Kryvenko, Serhii Fedorenko

stupnik@knu.edu.ua

https://doi.org/10.31721/2306-5435-2026-1-8-21

Geometrical features of crack network formation on rock surfaces during cooling

Keywords: thermal cyclic loading; isoperimetric problem; regular tessellation; honeycomb structure; thermal cyclic failure

Oksana Livak*, Serhii Minieiev, Valentyn Hankevych, Iryna Matsiuk

oksana.livak.2019@gmail.com

https://doi.org/10.31721/2306-5435-2026-1-22-33

Nature-based technologies for the utilisation of technogenically disturbed lands in mining regions

Keywords: reclamation; revitalisation; waste dumps; wind turbines; Kryvyi Rih basin

Olha Medvedieva*, Zariana Halchenko, Maksym Mironov

medvedevaolga1702@gmail.com

https://doi.org/10.31721/2306-5435-2026-1-34-45

Assessment of safety of CO₂ storage in depleted oil and gas reservoirs

Keywords: geological CO₂ storage; depleted gas fields; formation pressure; the Earth’s natural pulsed electromagnetic field; monitoring; storage site safety; fluid migration

Yevstakhii Kryzhanivskyi, Eduard Kuzmenko, Serhii Bahriy*, Yurii Artyshuk

serhii.bahrii@nung.edu.ua

https://doi.org/10.31721/2306-5435-2026-1-46-59

Innovative use of UAVs and photogrammetry for automation of mining surveying in open-pit mining

Keywords: spatial monitoring; planned errors; point cloud density; photogrammetry; autonomous aerial vehicle; geodetic instruments; digital model

Maryna Kunytska*, Ihor Piskun

km_kms@ztu.edu.ua

https://doi.org/10.31721/2306-5435-2026-1-60-71

Stress-strain state research of rock mass during open-pit mining of minerals

Keywords: open-pit mine; geomechanical justification; integrated mining; dependence; modelling

Oleksandr Shepel

https://doi.org/10.31721/2306-5435-2025-2-10-20

Development of highly efficient technologies for extracting rich iron ores at deep levels of Kryvbas mines

Keywords: iron ore raw materials; underground mining; mining technology; sublevel caving; ore haulage; selfpropelled equipment

Mykola Stupnik, Vsevolod Kalinichenko, Mykhailo Fedko, Serhii Pysmennyi, Mykhailo Hryshchenko

https://doi.org/10.31721/2306-5435-2025-2-21-31

Innovative methods for improvement of production efficiency at wells with sand production: Technological metrics and their role

Keywords: digital twin; silting; skin factor; productivity coefficient; oil and gas industry; artificial intelligence models

Shahin Ismayilov, Zaur Mirzayev

https://doi.org/10.31721/2306-5435-2025-2-32-45

Development of a six-cone drill bit for efficient drilling of hard and ultra-hard rocks through optimised borehole bottom configuration

Keywords: drill bit; roller cone; borehole bottom; shear stress; kerf cutting

Serhii Minieiev, Oleksandr Pashchenko, Volodymyr Antonchyk, Valentyn Hankevych, Viacheslav Kiba

https://doi.org/10.31721/2306-5435-2025-2-46-55

The influence of operating and design parameters of a hydrocyclone on the efficiency of fine fraction classification

Keywords: nominal separation size; classification efficiency; pulp density; discharge pipe; sand nozzle

Tetiana Oliіnyk, Yevhen Bezsmertnyi

https://doi.org/10.31721/2306-5435-2025-2-56-70

Research and application of polynomial models in the development of an automated geological and mine surveying support system for open-pit mining

Keywords: regression model; autocorrelation function; least squares method; Lagrange method; frame model; critical correlation radius; indicatrix

О. Zelensky, Oleksii Donchenko

https://doi.org/10.31721/2306-5435-2025-1-10-21

Assessment of the impact of soil water saturation at the Malyshevske deposit on the stability of quarry structures

Keywords: hydrogeology; groundwater; wettability; drainage; soil stabilisation; safety

Vladyslav Yaroshenko

https://doi.org/10.31721/2306-5435-2025-1-22-32

Overview of technologies and prospects for underground uranium mining

Keywords: underground block leaching; mining-chemical technology; uranium deposits; low-grade ores; nuclear energy

Borys Andreev, Yevhen Bryzhevskyi

https://doi.org/10.31721/2306-5435-2025-1-33-41

Beneficiation of technogenic phosphorus-containing raw materials as a source of mineral fertilisers

Keywords: phosphorus; francolite; glauconite; magnetic separation; flotation

Tetiana Oliіnyk, Liudmyla Skliar

https://doi.org/10.31721/2306-5435-2025-1-42-54

Investigation of the influence of dynamic loads on the fastening of underground mine workings

Keywords: residual deformation; impulsive load; dissipative capacity; orthogonal multilayer structure; geostructural conditions; quenching coefficient; wood anisotropy

Dmytro Bitiukov

https://doi.org/10.31721/2306-5435-2025-1-55-69

Opportunities and advantages of GIS for building three-dimensional models in mining

Keywords: exploration network; technology; mining; minerals; computer modelling; maps

Maryna Kunytska

https://doi.org/10.31721/2306-5435-2024-2-10-20

Substantiation of the depth of the open pit employing the in-pit crushing and conveying technology as a determinant of the pit development at the subsequent stage of mining

Keywords: open pit working; maximum operational stripping ratio; open pit deepening; mining step

Oleksandr Kostianskyi, Serhii Zhukov

https://doi.org/10.31721/2306-5435-2024-2-21-29

Development a new flotation refining technology for magnetite concentrates at the Northern Mining and Processing Plant Private Joint-Stock Company

Keywords: iron ore concentrate; reverse cationic flotation; magnetic separation; mass fraction; granulometric composition

Tetiana Oliіnyk, Yevhen Bezsmertnyi

https://doi.org/10.31721/2306-5435-2024-2-30-39

Analysis and problems of the world’s practical experience in the extraction of minerals by the combined open-pit and underground method

Keywords: technology; research; working; mining; ore; scheme

Oleksandr Shepel

https://doi.org/10.31721/2306-5435-2024-2-40-49

About the connection of the total porosity of fossil coal with metamorphic transformations of coal seams

Keywords: coal seam; dangerous properties; coalification; labour protection

Yevhen Rudniev, Mykola Antoshchenko, Vitalii Popovych

https://doi.org/10.31721/2306-5435-2024-2-50-55

Development of a Markov chain-based model for monitoring the technical state of buildings and structures of the surface complex of mining enterprises

Keywords: surface structures of mines; reliability; Markov chains; systems of structural elements; residual life; categories of technical state

Borys Andreev, D. Brovko, V. Hvorost, V. Kononenko, V. Kozariz, K. Haponenko, V. Brovko

https://doi.org/10.31721/2306-5435-2024-1-112-3-7

Peculiarities of the work of a concrete beam with basalt armature

Keywords: concrete; basalt armature; finite element method; deformations; strength

S. Sakhno, D. Popruha, H. Mokryak

https://doi.org/10.31721/2306-5435-2024-1-112-7-12

Justification of the rational parameters of sliding resistance rollerless belt conveyors

Keywords: the technological process of transporting mining mass by belt conveyors with sliding supports; anti-friction elements with a reduced coefficient of sliding friction

Yu. Gorbachov, A. Khrutskiy, А. Gromadskiy, Yu. Chumak

https://doi.org/10.31721/2306-5435-2024-1-112-12-17

Theoretical and legal foundations of the formation of the investment and strategic potential of local budgets in the conditions of decentralization of the state power of Ukraine

Keywords: local budget; decentralization; investment and strategic potential; investments

N. Slobodyanyuk, R. Korolenko

https://doi.org/10.31721/2306-5435-2024-1-112-17-23

Intelligent tools in grinding processes as a powerful automation tool

Keywords: beneficiation; neural networks; intelligent tools; regulator; automation; grinding; modelling; mining and processing plants

V. Liashok, M. Tykhanskyi

https://doi.org/10.31721/2306-5435-2024-1-112-23-29

Study of regularities of changes in fuel consumption by dumpers trolley diesel machine at iron ore quarries

Keywords: quarry; transport; dump truck; trolley assist; fuel consumption; road operating conditions

Yu. Monastyrskyi, I. Maksymenko

https://doi.org/10.31721/2306-5435-2024-1-112-29-33

Peculiarities of enrichment of hematite ores of underground extraction of Krivbass in size 1-0 mm

Keywords: underground mining; high-frequency polyharmonic separator; separation; fineness; granulometric composition; screening surface; efficiency

Tetiana Oliіnyk, O. Bulakh, Liudmyla Skliar, M. Oliinyk

https://doi.org/10.31721/2306-5435-2024-1-112-33-39

Analysis of metallurgical methods of red mud utilization

Keywords: red mud; utilization; pyrometallurgy; hydrometallurgy; technology; recovery; leaching; efficiency

S. Saveliev, T. Yarosh, O. Babaievska, M. Kondratenko, D. Baboshko

https://doi.org/10.31721/2306-5435-2024-1-112-39-45

Generalization of methodological approaches to the calculation of the energy parameters of the gas flow in the hearth of blast furnace when blowing a combined blow

Keywords: blast furnace; pulverized coal fuel; hearth gas; combined blasting; combustion zone; kinetic energy; total energy; tuyeres; hearth

D. Kassim, Ye. Chuprynov, I. Lyakhova, M. Korenko

https://doi.org/10.31721/2306-5435-2024-1-112-45-50

Features of the technology of manufacturing bored piles

Keywords: soils; base; pile manufacturing technology

R. Timchenko, D. Krishko, O. Nastych, N. Galechan, V. Morikon, Yu. Minko

https://doi.org/10.31721/2306-5435-2024-1-112-50-56

Development of parallel adjacent mineral deposits

Keywords: contiguous deposits; mining scheme; vaults; supporting structure of the development system; stability

Іvan Kushneriov, Yurii Kryvenko, І. Maksymov, Oleksandr Shepel, Vsevolod Kalinichenko, Serhii Fedorenko

https://doi.org/10.31721/2306-5435-2024-1-112-56-63

Search of optimum solutions for technical systems under conditions of uncertainty with computerization of calculations in a tablet processor

Keywords: optimization; production shortage; machine setting; costs; automation of calculations; production profitability; mechanical engineering; technological process

D. Kravtsova, U. Ziuhan

https://doi.org/10.31721/2306-5435-2024-1-112-63-68

Urban planning factors ensuring investment attractiveness of regional lands: status and directions of transformations

Keywords: land use; investment attractiveness of land; regions; urban planning factors

Yu. Radzinska, M. Bahin, V. Goi, V. Frolov

https://doi.org/10.31721/2306-5435-2024-1-112-68-73

Protective properties of slag and pumice concrete and slag concrete towards steel reinforcement

Keywords: mining and processing waste; ground granulated slag; slag and pumice concrete; slag concrete; steel reinforcement

N. Astakhova, V. Astakhov

https://doi.org/10.31721/2306-5435-2024-1-112-73-77

Adaptation of final contours of open-pits No. 2-bis and No. 3 PJSC "ARCELORMITTAL KRYVYI RIH" for the conditions of the dynamics of mining and geological factors

Keywords: open-pit; angle of slope of the open-pit wall; reserves of minerals; dynamic designing

Yu. Hryhoriev, S. Lutsenko, D. Brovko, I. Baranov, Serhii Zhukov

https://doi.org/10.31721/2306-5435-2024-1-112-77-83

The influence of the quality of crushed rock mass on the efficiency of technological processes in the quarries of Krivbass

Keywords: open-pit mining; drilling and blasting operations; fragmentation; particle size distribution; specific costs; average size of the blasted rock mass fragment

H. Tkachenko, T. Kovalchuk, M. Mihaylenko

https://doi.org/10.31721/2306-5435-2024-1-112-83-88

Development of an energy-efficient artificial lighting system of the main building of Kryvyi Rih national university

Keywords: energy efficiency; lighting system; schematic solutions; lighting quality; economy; lighting equipment

I. Vorontsov, О. Danileyko, H. Kolomits

https://doi.org/10.31721/2306-5435-2024-1-112-88-95

Research of the conditions for the formation of optimal feed of reverse flotation of magnetite

Keywords: flotation feed; froth product; mineral composition; flocs; flotation

Tetiana Oliіnyk, M. Vilhelm

https://doi.org/10.31721/2306-5435-2024-1-112-95-101

Automatic control of iron ore grinding cycle based on transportation time of raw material flow

Keywords: iron ore; automation; transport delay; grinding; classification; ore strength

D. Shvets, V. Shvets

https://doi.org/10.31721/2306-5435-2024-1-112-101-105

Actual state of the problem of transition from open-pit mining to technologies of combined open-pit and underground mining of iron ore raw materials

Keywords: technology; analysis; open-underground; development; combined mining; ore

Oleksandr Shepel

https://doi.org/10.31721/2306-5435-2024-1-112-105-110

The use of innovative solutions and VR-technologies in architectural design and construction

Keywords: low-rise housing; prefabricated buildings; prefabricated buildings; technological erection parameters; prefabricated or modular buildings; container buildings; transformed buildings; 3D printing technologies in building

V. Shymko, О. Slipych

https://doi.org/10.31721/2306-5435-2024-1-112-110-114

The reasoning of the theoretical basis regarding balanced energy saturation of rock massive by detonation of combined borehole charges

Keywords: open-pit; ore; explosive destruction; blast; rock mass; tension; deformations; borehole charges

D. Titov

https://doi.org/10.31721/2306-5435-2024-1-112-114-122

Mechanisms of earth-moving machinery with wave chain gears

Keywords: energy costs; soil destruction; bucket pressure; chain transmission

V. Suglobov, V. Krupko, I. Krupko, A. Vesnin

https://doi.org/10.31721/2306-5435-2024-1-112-122-126

Elimination of casting defects in parts by microplasma cladding methods

Keywords: additive technologies; nickel alloys; casting production; elimination of casting defects

M. Hnatenko

https://doi.org/10.31721/2306-5435-2024-1-112-126-130

Dynamic model of microseismic signal transformation

Keywords: microseismic signal; dynamic model; transformation of seismic signals; analysis of microseismic data; seismic activity; monitoring of geomechanical processes; stress-strain state of the massif

B. Rybalko, A. Bakai

https://doi.org/10.31721/2306-5435-2024-1-112-130-137

Improvement of the filtration process of iron ore magnetic concentrate of PJSC "CGZK" to provide the pelletizing plant with raw materials for DRI pellets

Keywords: direct reduction of iron; DRI; iron ore pellets; vacuum filtration; DU-100-2.5; ceramic vacuum filters; KDF-90

Tetiana Oliіnyk, A. Petelka, Liudmyla Skliar

https://doi.org/10.31721/2306-5435-2024-1-112-137-144

Methods for analysing vibration and acoustic emission of a drilling rig in the process of well drilling

Keywords: well drilling; vibration; acoustic emission; characteristic features; analysis methods

V. Morkun, N. Morkun, A. Shashkina, Ye. Bobrov

https://doi.org/10.31721/2306-5435-2024-1-112-144-153

Analysis and improvement of the methodology for tractive calculations of open-pit rail transport

Keywords: methodology; traction calculations; industrial open-pit railway transport; MS Excel

V. Peregudov, А. Bolotnikov, Yu. Peregudov, А. Romanenko, О. Romanenko, D. Demchenko

https://doi.org/10.31721/2306-5435-2024-1-112-153-158

Study of the flow of the release process during the processing of water-saturated ores in laboratory conditions depending on changes in the fractional composition

Keywords: ore release; watered deposits; hydromining; hydrofracturing; ore release; watered ores; ore saturation; release method; mine water; underground development

K. Kovbyk

https://doi.org/10.31721/2306-5435-2024-1-112-158-164

Effect of changing the shape of the rarefaction chamber of a device for removing water from the rope surface on air flow parameters: A technical note

Keywords: water film; mine hoisting unit; intensity of water removal; efficiency

Viktor Temchenko

https://doi.org/10.31721/2306-5435-2024-1-112-164-168

On reclamation prospects for dump no. 4 of the Central mining and processing plant underworked by underground mining operations

Keywords: underground mining; rocks; cavities; shift trough; geodynamic processes; stress-strain state; surface disturbance; crater formation; survey observations; geophysical exploration

Mykola Stupnik, D. Brovko, Vsevolod Kalinichenko, Mykhailo Fedko, Mykhailo Hryshchenko, А. Bolotnikov, О. Chyrva, O. Aigars

Systemic inconsistencies in the traditional design of iron ore pits

Keywords: open-pit; mining development; ore; mining design and planning

S. Lutsenko, Serhii Zhukov, Yu. Hryhoriev, Serhii Fedorenko

Methodology for modeling the release of water-saturated rich iron ores in the conditions of the Kryvyi Rih iron ore basin

Keywords: ore release; watered ores; water-saturated ores; watered deposits; output technique; mine water; underground mining

K. Kovbyk, Vsevolod Kalinichenko

Statistical processing of engineering measurements with computerized calculations in a table processor

Keywords: sampling from the sizes of parts; frequency histogram; Gaussian normal distribution; Pearson statistics; Kolmogorov statistics; automation of calculations

D. Kravtsova, U. Ziuhan

Determination of ore flow parameters for crushing and loading points of conveyor lifts in the working area of deep iron ore pits

Keywords: crushing and loading point; loading; ore distribution over the open pit depth; ore flow control

Oleksandr Kostianskyi, Serhii Zhukov

Dust suppression of coal dust during the overloading of coal in the fuel and transport departments of thermal power plants

Keywords: coal dust; aspiration system; dust suppression; overload node; air-mechanical foam; foam generator; bubbling foam generator

M. Khudyk, Oleksandr Shepel

On foreign experience of geodetic works

Keywords: geodesy; cartography; United States of America; geospatial data infrastructure; State geodetic network; monitoring

О. Kulikovska

Geometric modeling and forecasting of the quality of iron ores

Keywords: geometrization; mining geometrical methods of prediction; geostatistical methods; kriging, multidimensional random geochemical field; heuristic algorithms of prediction

А. Peremetchyk, Serhii Fedorenko, Т. Podoynitsina

Criterion of critical levels of internal potential energy of body deformation in solving problems of structural mechanics

Keywords: potential energy; calculation; deformation; critical level; elongation; rod

V. Astakhov, О. Yeremenko, S. Volkov

Analysis of methods for determining the optimal moisture content of the charge for pellets production

Keywords: moisture capacity; material; method of determination; particle size distribution; pellet; humidity

S. Saveliev, O. Babaievska, T. Yarosh, M. Kondratenko

Working conditions in the titanium-zirconium ore enrichment shops at Vilnohirsk Mining and Metallurgical Plant

Keywords: working conditions; air; harmful substances; dust; temperature; humidity; speed; occupational disease; ore; ventilation

О. Lapshyn, Vladyslav Yaroshenko

Gravity method of operational control of the iron content in crushed mining mass

Keywords: specific gravity; neural networks; artificial intelligence; fuzzy logic; gravity; hematite; granulometric; compaction

A. Azaryan, N. Krapivny

Determination of the possibilities of oxidised quartzite storage in the further development of steeply dipping iron ore deposits on the example of a quarry № 3 PJSC ArcelorMittal Kryvyi Rih

Keywords: quarry; oxidized ore; dump; land areas; technology; parameters; mining equipment; technological indicators

L. Stanko, V. Antonik, I. Baranov

Reducing the labour intensity of machining products from high-manganese steels

Keywords: high-manganese steels; cutting modes; hard-alloy plates; toughness; labor hardness of processing

L. Buhai

Modelling of an electromagnetic acoustic transducer

Keywords: electromagnetic acoustic transducer; modelling; ore; ferromagnetic component

V. Morkun, N. Morkun, S. Hryshchenko, I. Gaponenko, A. Gaponenko, Ye. Bobrov

Engineering geology and geotechnics in the context of ensuring the sustainability of buildings, structures and communications

Keywords: engineering geology; construction; landslides; collapse; surface subsidence; soil; search; geotechnical works; stability; earthquake

О. Lapshyn, Vladyslav Yaroshenko

Research of the physical and mechanical characteristics of the tails obtained in result of dry magnetic separationat Inhuletskyi mining and processing plant for the construction and restoration of railway tracks

Keywords: crushed stone; railway tracks; beneficiation product; strength

О. Valovoi, V. Afanasiev, M. Valovoi

Calculating the destruction of mountain rocks by drilling charges with differentially distributed explosives in their series

Keywords: rock; blasting; explosive destruction; rock massif; borehole charges

D. Malykh, G. Eremenko, D. Titov

A heavy feeder improvement to reduce numbers of ore suspensions in the discharge working

Keywords: release of ore from the treatment blocks; ore hang-ups; operational performance; heavy-type vibrating feeder; vibrating drive; working body of the vibrating feeder in the "two corners"

Yu. Gorbachov, A. Khrutskiy, V. Gromadskiy, О. Maryusik

Design solutions of multilayer lightweight enclosures with increased sound insulation

Keywords: multilayer lightweight enclosures; sound insulation; frame partitions; gypsum plasterboard sheets

R. Timchenko, D. Krishko, D. Pavlishak

Synergy of economy and metallurgy as the basis for the mechanism of efficient functioning of a modern full-cycle enterprise

Keywords: metallurgy; steel production; metal rolling; technologies; competitiveness; enterprise; full cycle; economic efficiency

H. Andrushchenko, Ye. Chuprynov, D. Kassim, V. Hryhorieva, I. Lyakhova

Cruciform rods in the joints of wooden structures

Keywords: twisted cross-shaped rod; nodal connections; wooden elements; stress-strain state

R. Timchenko, D. Krishko, О. Penzev

Evaluation of methods for determining the suitability of finely dispersed materials for pelletizing

Keywords: moisture capacity; coefficient; material; method; composition; pellet; strength

S. Saveliev, O. Babaievska, T. Yarosh, M. Kondratenko

Remote methods in research influence of man-made structures on surface and groundwater of the southern Kryvbas

Keywords: hydrogeological structure; man-made flooding; mineralized waters; space images; geoelectrical research

P. Pigulevskiy, V. Svystun, G. Eremenko, S. Yaremii

Application of nonlinear ultrasonic methods for determining the characteristics of iron ore raw materials

Keywords: ultrasound; measurements; nonlinearity; modelling; pulse envelope; distortion

V. Morkun, N. Morkun, A. Gaponenko, Ye. Bobrov

Virtual laboratory workshop on research planning

Keywords: laboratory work; virtual laboratory bench; structural scheme of the discipline; virtual simulation; modular objectoriented dynamic learning environment

A. Khrutskiy, Yu. Gorbachov, V. Gromadskiy, А. Gromadskiy

Improving the quality of digital imaging during the study of the caving zone from the mine named after Kolachevskiy

Keywords: digital survey; cameras; deformations; images; mining objects

O. Dolgikh, L. Dolgikh

Synthesis of microclimate control in the emergency air supply chamber

Keywords: emergency air supply chamber; mathematical modeling; air exchange; heat exchange; structural synthesis; parameter identification; microclimate; oxygen; air; overpressure; concentration dependence

A. Hatskyi, І. Hatskyi

Current state of Ukrainian mining industry

Keywords: quality; ore loss; clogging; ore reserves; synchronous; carotene; well; explosive; operational control; commodity ore quality management; gamma radiation; intensity; magnetic flammability

Yu. Vilkul, A. Azaryan, V. Kolosov

https://doi.org/10.31721/2306-5435-2022-1-110-3-9

Prospects of oxidized ore processing of the Kryvyi Rih basin on the example of the open-pit of PJSC «InGZK»

Keywords: oxidized iron quartzites; complex development of deposits; research-industrial site; retrospective analysis; technical and economic modeling; mineral reserves

V. Peregudov, І. Hryhoriev, А. Guk, Yu. Hryhoriev

https://doi.org/10.31721/2306-5435-2022-1-110-9-13

Operative quality control of the ferrous metal ore using gamma radiation

Keywords: mathematical model; radiation intensity; central geometry; radiation interaction; iron content; attenuation coefficients; incoherent radiation; chromium ores

A. Azaryan, V. Azaryan, V. Morkun, А. Gritsenko, А. Trachuk

https://doi.org/10.31721/2306-5435-2022-1-110-13-22

Experimental research application of new materials and parameters variability of drilling and blasting operations in the open-pit "Southern" of Rudomine LLC

Keywords: ore; explosive destruction; blasting; borehole charges; stemming of a borehole

G. Eremenko, D. Titov, S. Henkulenko, D. Zagorsky, O. Strilets

https://doi.org/10.31721/2306-5435-2022-1-110-22-27

Physical properties of weak-magnetic minerals of iron quartzites Kryvbas

Keywords: oxidized quartzite; magnetization; magnetic force; coercive force; flocculation

G. Hubin, G. Kurochkin

https://doi.org/10.31721/2306-5435-2022-1-110-27-32

Electrochemical treatment - basis of highly efficient technologies for mineral processing and wastewater treatment

Keywords: electrochemical impact; ore minerals flotation; mining and mineral processing wastewater treatment

V. Panayotov, M. Panayotova

https://doi.org/10.31721/2306-5435-2022-1-110-32-37

An estimation of the modern state and perspective development of mining complex of Ukraine

Keywords: iron-ore raw material; opening coefficient; complex use of bowels of the earth; depth of working mine; transporting; conveyor complexes; enriching; competitiveness of commodity products; negative consequences of productive activity on an environment

V. Peregudov, V. Protasov

https://doi.org/10.31721/2306-5435-2022-1-110-37-46

Fuzzy control system of processes "power supply - power consumption" in power systems of iron ore mines with distributed generation

Keywords: mining enterprise; power system; distributed generation; fuzzy control system; intelligent control system; renewable energy sources; economic efficiency; net present value

О. Sinchuk, О. Mykhaylenko, A. Kupin, I. Peresunko, V. Baranovskyi

https://doi.org/10.31721/2306-5435-2022-1-110-46-53

Seismic safety analysis of Kryvbas structures under explosion works with reduced sanitary and protection zone of the open-pit «Southern» of Rudomine LLC

Keywords: rock; explosion; quarry; seismic effect of explosion; seismic safety

O. Strilets, G. Eremenko, D. Titov, S. Henkulenko

https://doi.org/10.31721/2306-5435-2022-1-110-53-59

Operational control of iron content in crushed rock mass

Keywords: minimum error; contrast; irradiation; samples; cuvette; radionuclide decay; operational control; iron content; rock mass; PACS device; flux; scattered gamma radiation

A. Azaryan, А. Trachuk, О. Shvydkyi

https://doi.org/10.31721/2306-5435-2022-1-110-59-67

Fire protection of conveyor transport at mining enterprises: state and search for solutions to improve it

Keywords: fire protection; inclined shafts; conveyor tracts; fire extinguishing and alarm means

І. Yevstratenko, D. Fedko, L. Yevstratenko, V. Riasnyi, S. Chukharev, V. Zaiets

https://doi.org/10.31721/2306-5435-2022-1-110-67-72

Natural and man-made factors of stability of mountain massifs of northern GOK quarries

Keywords: magnetite quartzite deposits; geodynamic factor; water content of ores and rocks

V. Yevtekhov, O. Demchenko, G. Eremenko, Ye. Yevtekhov, S. Sazheniev

https://doi.org/10.31721/2306-5435-2022-1-110-72-79

Research of application of vibration-pneumatic installation machines in the conditions of Lviv-Volyn coal basin

Keywords: vibrating-pneumatic machine; parameters; laying; produced space; transportation; empty rock

Z. Malanchuk, V. Kornienko, S. Chukharev, S. Rudyka, V. Zaiets, M. Kucheruk

https://doi.org/10.31721/2306-5435-2022-1-110-79-85

On seismicity of the Kryvbas territory for 2011-2020

Keywords: industrial explosion; seismic event; discontinuous tectonics; geodynamic equilibrium; local earthquake

P. Pigulevskiy, V. Svystun, S. Shcherbina, D. Malytsky, H. Andrushchenko

https://doi.org/10.31721/2306-5435-2022-1-110-85-92

Aspects of creating an effective method of mine surveying and geodetic support for the development of an iron ore deposit

Keywords: mine-surveying and geodetic support; reference surveying network; GPS-observations; insertion of surveying points; thickening networks; open-pit mining

А. Peremetchyk, Serhii Fedorenko, Т. Podoynitsina, K. Kovtun

https://doi.org/10.31721/2306-5435-2022-1-110-92-98

Testing of combined crushing technology at Ingulet GZK

Keywords: self-grinding mills; combined grinding technology; Ingulets GZK; industrial testing

M. Sokur, V. Biletsky

https://doi.org/10.31721/2306-5435-2022-1-110-98-102

New determinants of the use of steeply inclined conveyors in the development of steeply descending deposits

Keywords: road transport; minerals; quarrying

P. Bilenko, G. Eremenko, Serhii Zhukov

https://doi.org/10.31721/2306-5435-2022-1-110-102-107

Use of pulverized coal fuel in metallurgy and GZK of Ukraine

Keywords: coal dust; technology; drying; sintering; natural gas; fuel costs; fuel change

V. Garber, V. Golovan

https://doi.org/10.31721/2306-5435-2022-1-110-107-113

Recording of explosive wells in the conditions of open development of ore deposits

Keywords: logging; operational control; iron content; rock mass; processing of result

A. Azaryan, А. Gritsenko, O. Cherkasov, О. Shvydkyi

https://doi.org/10.31721/2306-5435-2022-1-110-113-118

Technology of combustion of carbon-containing products in the bubbling layer for metallurgy and energy

Keywords: slag; barbed layer; combustion chamber; slag; cleaning

V. Garber, V. Golovan

https://doi.org/10.31721/2306-5435-2022-1-110-118-125

Improving the accuracy of radioisotope densitometers

Keywords: density meter; pulp; error; measurement accuracy; float; gamma radiation; temperature compensation

Yu. Tsybulevskyi, А. Gritsenko, O. Cherkasov, О. Shvydkyi

https://doi.org/10.31721/2306-5435-2022-1-110-125-129

Reserch of method and means of determination of magnetic iron content

Keywords: quantitative analysis; magnetite; magnetic susceptibility; inductive method; magnetometric transducer; autogenerator; quality control; measurement error

А. Gritsenko

https://doi.org/10.31721/2306-5435-2022-1-110-129-134

Investigation of the control process of heat treatment of iron ore pellets using a neural network

Keywords: iron ore pellets; conveyor type machine; technological zone; drying process; neural network

V. Lobov, L. Yefimenko, M. Tykhanskyi, А. Tykhanska

https://doi.org/10.31721/2306-5435-2022-1-110-134-139

Justification of the improvement of the powder sample analyzer

Keywords: powder sample analyzer; iron ore raw materials; factors affecting measurement accuracy

V. Azaryan

https://doi.org/10.31721/2306-5435-2022-1-110-139-146

Automated control of the iron ore grinding and classification process on the basis of determining its strength

Keywords: automated control; grinding; classification; magnetic iron (magnetite); strength; operational control

D. Shvets

https://doi.org/10.31721/2306-5435-2022-1-110-146-150

Express analysis of hematite ore by gravity method

Keywords: express; analysis; operational; control; measurement; weight; gravitational; hematite; particle size; compaction

A. Azaryan, V. Azaryan, А. Gritsenko, Yu. Tsybulevskyi, O. Cherkasov, О. Shvydkyi

https://doi.org/10.31721/2306-5435-2022-1-110-150-154

Multicomponent deposits as the main source of feldspar raw mayerials for modern technologies

Keywords: multicomponent deposits; feldspar raw materials; industrial types; by-products extraction; reserves estimation

О. Plotnikov, M. Kurylo, M. Ozerko

https://doi.org/10.31721/2306-5435-2022-1-110-154-161

Operational determination of the distance of rock fragments scattering in case of mass explosions at Kryvbas pits

Keywords: career; drilling and blasting operations; the fortress of the breed; spread distance; massive explosions

Ye. Nesmashnyy, Yu. Tkachenko, О. Mykhaylenko

https://doi.org/10.31721/2306-5435-2022-1-110-161-168

On the subject of continuous and combined metallurgical processes

Keywords: steel; continuous production of steel; liquid-phase reduction of iron; reactor-gasifier; rotating chamber

G. Hubin, І. Skidin, N. Saitgareev

https://doi.org/10.31721/2306-5435-2022-1-110-168-172

Determination of pulp parameters in the working chamber of the magnetic separator based on the assessment of the process of Lamb wave propagation

Keywords: magnetic separator; pulp; ultrasound; outgoing Lemba waves; flow parameters

N. Morkun, V. Tron, O. Serdyuk, A. Gaponenko, S. Hryshchenko, Ye. Bobrov

https://doi.org/10.31721/2306-5435-2022-1-110-172-177