| 1. |  Improving the proactive management of energy security in the development of oil and gas fields U.S. Nazarov, N.S. Salidjanova, Sh.M. Nashvandov, L.A. Ismailov, S.A.Mamatov, A.M. Abdirakhmanov, M.M. MuxamedovDoctor of Technical Sciences, Head of the JSC «O'ZLITINEFTGAZ», Tashkent, UzbekistanDoctor of Technical Sciences, Chief researcher of JSC «O'ZLITINEFTGAZ», Tashkent, UzbekistanMaster's degree, Vice-chairman of the Board of JSC «O'ZLITINEFTGAZ», Tashkent, UzbekistanMaster's degree, Deputy-chairman of JSC «O'ZLITINEFTGAZ», Tashkent, UzbekistanMaster's degree, Vice-chairman of JSC «O'ZLITINEFTGAZ», Tashkent, UzbekistanBachelor's degree, specialist of Enter Engineering Pte Ltd, Tashkent, UzbekistanLieutenant colonel, Chief specialist of JSC «O'ZLITINEFTGAZ», Tashkent, Uzbekistan Abstract    
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| 2. |  Mathematical modeling of the heat accumulation system in a hot water collector using solar energy Khayriddinov B.E., Ergashev Sh.H., Ganiyev S.Yu.Professor, Department "Thermal Power Engineering"-Karshi engineering-economics institute, Karshi, UzbekistanDocent (PhD), Department "Thermal Power Engineering"-Karshi engineering-economics institute, Karshi, UzbekistanAssistant, Department "Engineering technologies"- Shakhrisabz branch of Tashkent Institute of Chemical Technology. Abstract    
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| 3. |  Recycling of Waste Glass Cullet into High Quality Construction Bricks EKWUEME EKENNA, OSONWA NOBERT OKECHINYEREDepartment of Building Technology, Akanu Ibiam Federal Polytechnic Unwana Ebonyi State NigeriaDepartment of Ceramic and Glass Technology, Akanu Ibiam Federal Polytechnic Unwana, Ebonyi State Nigeria Abstract    
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| 4. |  Determining the Generalized Efficiency Index of the Hybrid Energy Source Energy Consumption Object N. Sadullaev, M. GafurovDean of the Faculty of "Energy", Bukhara Engineering Technological Institute, Bukhara, UzbekistanStudent of Phd, Department of Electrical Mechanics and technology, Bukhara Engineering Technological Institute, Bukhara, Uzbekistan Abstract    
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| 5. |  Determination of operating modes of photoelectric pump plants used in irrigation systems Urishev B, Umirov A P, Kuvatov U. J, Urishova D BProfessor of the Department of "Hydraulics and Hydrostructures" of the Institute of Counter-Engineering EconomicsSenior teacher of the Department of "Electric energy" of the Institute of Economics of Counter-EngineeringSenior teacher of the Department of "Hydraulics and Hydrostructures" of the Institute of Engineering EconomicsDoctoral studentof the Department of "Hydraulics and Hydrostructures" of the Institute of Engineering Economics Abstract    
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| 6. |  Justification of the Technical-Economic Efficiency of the Device for Thermal Processing of Municipal Solid Waste Toshmamatov B.M. , Valiev S.T.Senior Lecturer, Department "Alternative energy sources". Karshi engineering-economics institute, Karshi, UzbekistanStudent, 5312400-Alternative energy sources (by type) educational direction. Karshi engineering-economics institute, Karshi, Uzbekistan Abstract    
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| 7. |  Effective Performance of Aggregates from Recycled Concrete Subjected to Blast Load: A Numerical Simulation Shirbe, A. J, Abejide, K., Ahmed A.,Abejide, O. S. , Ketkukah, T.S.Department of Civil Engineering, Ahmadu Bello University, Zaria. Nigeria.Department of Civil Engineering, Ahmadu Bello University, Zaria. Nigeria.Department of Civil Engineering, Ahmadu Bello University, Zaria. Nigeria.Department of Civil Engineering, Ahmadu Bello University, Zaria. Nigeria.Department of Civil Engineering, University of Jos, Jos. Nigeria. Abstract    
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| 8. |  Steels for Tank Barrels Yunusov B.A.Head of the Department of General Technical Disciplines of ChHTCES Abstract    
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| 9. |  Development of Terracotta Wall Tiles from Local Clay Blends in South Eastern Nigeria Nobert Okechinyere OSONWA , Kelvin Okechukwu EZEMADepartment of Ceramic and Glass Technology, Akanu Ibiam Federal Polytechnic Unwana PMB 1007 Afikpo Ebonyi State Nigeria Abstract    
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| 10. |  Towards the Construction of a Mathematical Model of an Induction Motor and Centrifugal Pump P.J. Allanazarova, O.Kh. IshnazarovPhD student of Institute of Energy Problems, Academy of Sciences of the Republic of Uzbekistan, Yashnobod, Tashkent, UzbekistanDoctor of Technical Sciences, Professor, Institute of Energy Problems, Academy of Sciences of the Republic of Uzbekistan, Yashnobod, Tashkent, Uzbekistan Abstract    
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| 11. |  NASAL DECONGESTANTS D.RamaBrahmareddy, K.Malleswari, P.Vijaya Manasa, R.LakshmiBai, R.RajeswariDepartment of pharamaceutical chemistry, Nalanda institute of Pharmaceutical SciencesDepartment of Pharmaceutices, Nalanda Institute of Pharmaceutical SciencesStudent of Nalanda Institute of Pharmaceutical SciencesStudent of Nalanda Institute of Pharmaceutical SciencesStudent of Nalanda institute of Pharmaceutical Sciences Abstract    
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| 12. |  Development and Experimental Research of a Vertical Axis Wind Turbine Firdavs MuzaffarovStudent of PhD, Department of Electrical Mechanics and technology, Bukhara Engineering Technological Institute, Bukhara, Uzbekistan Abstract    
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| 13. |  On the Dimensional Stability of Textile Materials and Products Made from Them G.Kh. GulyaevaPhD, docent, Tashkent Institute of Textile and Light Industry, Tashkent, Uzbekistan Abstract    
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| 14. |  Parameters of Limiting States of the Loop Structure during Stretching of Knitted Fabrics G.Kh. GulyaevaPhD, docent, Tashkent Institute of Textile and Light Industry, Tashkent, Uzbekistan Abstract    
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| 15. |  Problems of Regulation of Structure Formation in Soil Using Water-Soluble Polymers Dauletbaeva Raushan, Karimova Gulirano, Adizova Nargiza, Abdikamalova Aziza, Kuldasheva Shakhnoza, Allamuratova AnargulDoctoral student, Institute of General and Inorganic Chemistry, Academy of Sciences of the Republic of Uzbekistan, Tashkent, UzbekistanDoctoral student, Institute of General and Inorganic Chemistry, Academy of Sciences of the Republic of Uzbekistan, Tashkent, UzbekistanAssociate Professor, Department of Chemistry, Bukhara Institute of Engineering and Technology, Bukhara, UzbekistanLeading Researcher, Institute of General and Inorganic Chemistry, Academy of Sciences of the Republic of Uzbekistan, Tashkent, UzbekistanDoctor of Chemical Sciences, , Institute of General and Inorganic Chemistry, Academy of Sciences of the Republic of Uzbekistan, Tashkent, UzbekistanAssistant of the Department of Physical and Colloidal Chemistry, Karakalpak State University, Nukus, Karakalpakstan Abstract    
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| 16. |  Studying the Process of Purification of Solutions with Flotation and Hallurgical Potassium Chloride in Obtaining Potassium Hydroxide Chavlieva F.B., KucharovB.Kh.,Erkaev A.U*., Turakulov B.B*.,Toirov Z.K.*.Institute of General and Inorganic Chemistry of the Academy of Sciences of the Republic of Uzbekistan*Tashkent Institute of Chemical Technology Abstract    
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| 17. |  Study of Copper Sulfate System with Hexamethylenetetramine and Formalin A.A. Orazbayeva, B.S. Zakirov, B.Kh. Kucharov, Z.K.Djumanova*Institute of General and Inorganic Chemistry, Academy of Sciences of the Republic of Uzbekistan,*Karakalpak State University named named after Berdakh Abstract    
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| 18. |  Colloid-Chemical and Filtration Characteristics of Suspensions Based on Organobentonites with Electrolyte Additives Kosnazarov K.Kh., Salikhanov A.S., Numonov M.A., Seitnazarova O.M., Abdikamalova A.B., Adizov B.Z.Doctoral student, Institute of General and Inorganic Chemistry of the Academy of Sciences of the Republic of Uzbekistan, Tashkent, Uzbekistan;Applicant, Karakalpak State University, Nukus, Karakalpak;Doctoral student, Fergana Polytechnic Institute, Fergana, Uzbekistan;PhD, Associate Professor, Karakalpak State University, Nukus, Karakalpak;Doctor of Chemical Sciences, Chief Researcher, Institute of General and Inorganic Chemistry of the Academy of Sciences of the Republic of Uzbekistan, Tashkent, Uzbekistan;Doctor of Technical Sciences, Professor, Institute of General and Inorganic Chemistry of the Academy of Sciences of the Republic of Uzbekistan, Tashkent, Uzbekistan; Abstract    
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