Электронный каталог
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Жанр:Прикладные науки. Общие вопросы. Техника (technics_IT)
Язык издания:Английский
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21-30 из 43
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периодические издания(Журналы)
ABUOVA R. ZH.
Abuova, R. Zh. Study of damping properties alloyed steels with ceramic-metallic nanostructured coating for critical parts [Text] / R. Zh. Abuova, D. K. Suleyev , G. A. Burshukova // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 3 (453). - P. 52-65. - Bibliogr.: p. 64-65 ISSN 2224-5278.
УДК:
628.517
Предметная рубрика
- Engineering. Protection against noise, vibration, and shocks
Аннотация
In this paper the damping properties of chromium-nickel vanadium steels with TIN-CU ceramic-metal coating with different copper content of 7 and 14 at % were studied
Ключевые слова
nanostructure, vibration acceleration, noise-level meter, scanning electron microscope, technology
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
SHEROV K. T.
Sherov, K. T. Study of temperature distribution during rotary turning of wear-resistant cast iron [Text] / K. T. Sherov, M. R. Sikhimbayev , B. N. Absadykov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 2 (452). - P. 281-282. - Bibliogr.: p. 281-282 ISSN 2224-5278.
УДК:
621
Предметная рубрика
- Mechanical engineering. Machinery
Аннотация
This work presents a mathematical modeling process of the rotary turning by a numerical method
Ключевые слова
rotary turning, cutting tool, temperature, cutting zone, mathematical modeling, fracture deformation
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
KENZHETAEV Z. S.
Kenzhetaev, Z. S. Selection of regional parameters for opening and drilling of technological wells underground uranium leaching [Text] / Z. S. Kenzhetaev, T. A. Kunandykov , K. S. Togizov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 3 (453). - P. 115-127. - Bibliogr.: p. 115-126-127 ISSN 2224-5278.
УДК:
622.24
Предметная рубрика
- Drilling of wells. Drilling technique and technology
Аннотация
The object of research is the technology of opening and development of wells of underground uranium leaching
Ключевые слова
well construction, development, sinking, development, drilling mud, airlift, uranium, colmatation
Казахстаника
0/0 Свободно
![](/FileStore/dataFiles/fa/f8/1688042/content/cover.png?time=1725596742868&key=d9a0daa87033a53de84c8e56380d6adc)
периодические издания(Журналы)
ORYMBETOV E.
Orymbetov, E. Sectioning of petroleum gas adsorption drying [Text] / E. Orymbetov, G. E. Orymbetova , A. E. Khussanov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 3 (453). - P. 155-165. - Bibliogr.: p. 164-165 ISSN 2224-5278.
УДК:
62-621.4
Предметная рубрика
- Petroleum gas
Аннотация
An analysis of the operation of an adsorption plant for drying petroleum gas at the Kenlyk field was carried out
Ключевые слова
adsorption, petroleum gas, dehydration, gas velocity, plant
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
DONAYEV A.
Donayev, A. Studies of waste from the mining and metallurgical industry, with the determination of its impact on the life of the population [Text] / A. Donayev, A. Kolesnikov , Sh. Shapalov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 4 (454). - P. 55-68. - Bibliogr.: p. 67-68 ISSN 2224-5278.
УДК:
622:658.567.1
Предметная рубрика
- Technogenic waste of mining and metallurgical industry
Аннотация
This article presents physicochemical studies of technogenic waste of mining and metallurgical industry - tails from enrichment of ores of nonferrous metals
Ключевые слова
enrichment waste, anthropogenic impact, human safety, non-ferrous metals, environment, tailing, recycling
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
KAUMETOVA D. S.
Kaumetova, D. S. Study of the finely-dispersed gold recovery parameters [Text] / D. S. Kaumetova, A. K. Koizhanova , G. Toktar [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 1 (451). - P. 69-75. - Bibliogr.: p. 75 ISSN 2224-5278.
УДК:
669.21
Предметная рубрика
- Gold recovery
Аннотация
This paper provides a study of the parametres of fine gold extraction, using dispersant on a column flotation machine
Ключевые слова
dispersant, finely-dispersed gold, column flotation machine, concentrate, tailings
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
RAKHMANOVA S. N.
Rakhmanova, S. N. Study of the Greater Karatau's south-west by range of geophysical surveys in search of the crust-karst type polymetallic mineralisation [Text] / S. N. Rakhmanova, G. K. Umirova , Z. N. Ablessenova // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 1 (451). - P. 76-82. - Bibliogr.: p. 82 ISSN 2224-5278.
УДК:
550.83
Предметная рубрика
- Geophysical exploration methods
Аннотация
The purpose of the work is to investigate the prospects of the southwest of the Greater Karatau ridge for polymetallic mineralization of crust-karst type within the limits of the Ayusai deposit
Ключевые слова
magnetic survey, electrical survey, lead, zinc, undivided Jurassic-Triassic deposits, Paleozoic basement depressions, polymetallic mineralization, crust-karst type
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
KANBETOV A. SH.
Kanbetov, A. Sh. Study of heavy metals and arsenic content in soils of the coastal zone of the Caspian sea of the Kazakhstan sector [Text] / A. Sh. Kanbetov, M. Z. Muldakhmetov , D. K. Kulbatyrov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 4 (454). - P. 109-121. - Bibliogr.: p. 120-121 ISSN 2224-5278
.
УДК:
614.771
Предметная рубрика
- Soil pollution
Аннотация
The purpose of the studies is to identify areas and zones of priority protection of environmentally sensitive zones along the coast of the Kazakhstan sector of the Caspian Sea from the border with the Russian Federation (RF) to the Tupkaragan Bay to determine priorities for oil spill response
Ключевые слова
heavy metals, arsenic, Caspian coast, soil cover, soil pollution
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
BURANAY S. C.
Buranay, S. C. Solution of heat equation by a novel implicit scheme using block hybrid preconditioning of the conjugate gradient method [Text] / S. C. Buranay, N. Arshad // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 58-80. - Bibliogr.: p. 77-79 ISSN 2518-7929.
УДК:
517.9
Предметная рубрика
- Differential equations. Integral equations
Аннотация
The main goal of the study is the approximation of the solution to the Dirichlet boundary value problem (DBVP) of the heat equation on a rectangle by developing a new difference method on a grid system of hexagons
Ключевые слова
heat equation, implicit scheme, hexagonal grid, stability analysis, symmetric positive definite matrix, approximate inverse, incomplete block factorization, block hybrid preconditioning, conjugate gradient method
Казахстаника
0/0 Свободно
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периодические издания(Журналы)
SALIM S. H.
Salim, S. H. Solving Volterra-Fredholm integral equations by natural cubic spline function [Text] / S. H. Salim, K. H.F. Jwamer , R. K. Saeed // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 124-130. - Bibliogr.: p. 128-129 ISSN 2518-7929.
УДК:
517.9
Предметная рубрика
- Differential equations. Integral equations
Аннотация
Using the natural cubic spline function, this paper finds the numerical solution of Volterra-Fredholm integral equations of the second kind
Ключевые слова
Volterra integral equation, Fredholm integral equation, spline function
Казахстаника
0/0 Свободно
ABUOVA R. ZH.
STUDY OF DAMPING PROPERTIES ALLOYED STEELS WITH CERAMIC-METALLIC NANOSTRUCTURED COATING FOR CRITICAL PARTS
периодические издания(Журналы)
0/0 Свободно
SHEROV K. T.
STUDY OF TEMPERATURE DISTRIBUTION DURING ROTARY TURNING OF WEAR-RESISTANT CAST IRON
периодические издания(Журналы)
0/0 Свободно
KENZHETAEV Z. S.
SELECTION OF REGIONAL PARAMETERS FOR OPENING AND DRILLING OF TECHNOLOGICAL WELLS UNDERGROUND URANIUM LEACHING
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
DONAYEV A.
STUDIES OF WASTE FROM THE MINING AND METALLURGICAL INDUSTRY, WITH THE DETERMINATION OF ITS IMPACT ON THE LIFE OF THE POPULATION
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
RAKHMANOVA S. N.
STUDY OF THE GREATER KARATAU'S SOUTH-WEST BY RANGE OF GEOPHYSICAL SURVEYS IN SEARCH OF THE CRUST-KARST TYPE POLYMETALLIC MINERALISATION
периодические издания(Журналы)
0/0 Свободно
KANBETOV A. SH.
STUDY OF HEAVY METALS AND ARSENIC CONTENT IN SOILS OF THE COASTAL ZONE OF THE CASPIAN SEA OF THE KAZAKHSTAN SECTOR
периодические издания(Журналы)
0/0 Свободно
BURANAY S. C.
SOLUTION OF HEAT EQUATION BY A NOVEL IMPLICIT SCHEME USING BLOCK HYBRID PRECONDITIONING OF THE CONJUGATE GRADIENT METHOD
периодические издания(Журналы)
0/0 Свободно
SALIM S. H.
SOLVING VOLTERRA-FREDHOLM INTEGRAL EQUATIONS BY NATURAL CUBIC SPLINE FUNCTION
периодические издания(Журналы)
0/0 Свободно