State analysis and basic principles of reproduction state fund of operating coal mines territories

https://doi.org/10.53939/1560-5655_2024_1_43 PDF Maidukov G.L., Bolbat V.N., Grigoryuk M.E. Abstract: The results of the analysis of the technical and economic state of the mine fund of the existing mines of the Donetsk People’s Republic are presented, options for possible reform of the industry in accordance with the structure of its economy are described. Key words: mining;…

GEOCHEMICAL FEATURES OF ORECONTROLLING EPIGENETIC ZONALITY AND SATELLITE ELEMENTS OF URANIUM MINERALIZATION AT THE BUDENOVSKOYE DEPOSIT

PDF https://doi.org/10.53939/15605655/2022_4_85 Morialieva A.T., Burkurmanov B.Sh., Shiryaev V.A. Annotation. The study of associated minerals and components is carried out at all stages of geological exploration in the process of developing deposits and during uranium mining, based on exploration data. Since the main purpose is uranium mining, the evaluation of the PPK is carried out only…

A NEW APPROACH TO SOLVING THE PROBLEMS OF INCREASING THE EFFICIENCY OF GEOTHERMAL FIELD DEVELOPMENT

PDF https://doi.org/10.53939/15605655/2022_4_74 Mendebaev T.N. Abstract. The initial prerequisites for the effective development of geothermal deposits have been developed. Geological – reliable information about the geological structure of thermal water deposits, compositions, physical and mechanical properties of rocks in the “water-rock” system. Technical – means of well construction, design features and technological capabilities corresponding to the conditions of…

NATURAL AND ANTHROPOGENIC FORMATION OF CURRENTLY UNACCOUNTED RAW MATERIAL BASE OF METALS, CREATING DEPOSITS OF A NEW TYPE

PDF https://doi.org/10.53939/15605655/2022_4_60 Marat Bitimbaev, Mirgali Kunayev, Khali Yusupov, Zhanat Alisheva Annotation. Ore – natural deposition of chemical elements in the native or mineral-forming form, caused by the action of geological processes and their accompanying geochemical regularities, in which the concentration of some chemical elements reaches a value sufficient for cost-effective extraction in a given period….

STUDY OF CAPILLARY-POROUS COATINGS USED IN POWER INSTALLATIONS

PDF https://doi.org/10.53939/15605655/2022_4_51 Genbach A.A., Jamankulova N.O. Abstract. This article has developed a physical model for the generation of single vapor bubbles in separate cells of a capillary-porous coating. The individual characteristics of bubbles are important for explaining the occurrence and development of cracks, damage to parts and assemblies of power plants. Solution of problem on…

Features of extinguishing fires in the oil and gas industry by feeding foam into a layer of flammable liquid

PDF https://doi.org/10.53939/15605655/2022_3_76 Uzenbekov Sh.B., Shapalov Sh.K., Abdeshev K.B. Resume. This article describes a method for extinguishing fires of oil and petroleum products in vertical steel tanks by feeding foam to form a low-layer film directly into the fuel layer at the bottom of the tank. The problems of extinguishing fires in tanks with a floating…

Zoning of quarry and mine fields according to categories of drillability and explosiveness, in order to reduce the cost of drilling and blasting by 20% or more

PDF https://doi.org/10.53939/15605655/2022_3_9 Igizbaev R.K., Igizbaev M.K., Igizbaev K.B., Mager A.N. Abstract. Mathematical models (theory) have been developed, surfaces of the lowest values of the criteria for drillability and explosibility of ores and rocks of curvilinear-anisotropic rock massifs of ore deposits, and a method for zoning quarry and mine fields by categories of drillability and explosibility….

Features of characteristics and composition of oil sands of Kazakhstan

МРНТИ 52.47.23                                                                                       №2 (2021 г.) Yermekova A.S., Tileuberdi Ye., Ongarbayev Ye.K., Masalimova B.K. The…

Current state and trends of drilling-and-blasting development on mining companies in Kazakhstan, ways to improve the blasting technologies

МРНТИ 52.13.07                                                                                           №2 (2021г.) Nurlybaev R.О The article presents some research results,…

Analysis of sludge particles carried out by drilling mud

МРНТИ 52.13.23                                                                                №1 (2021г.) PDF Ratov B.T., Beletskiy M.T., Delikesheva D.N.   An imperfect removal of…