Electronic catalog
Start with S
Genre:Прикладные науки. Общие вопросы. Техника (technics_IT)
language:English
Search result:
21-30 of 44
![](/FileStore/dataFiles/aa/c7/1687633/content/cover.png?time=1726133781298&key=0c2449c1bc5b8a2014e696e5636c0e29)
periodical press (Magazines)
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.
UDC:
628.517
Subject headings
- Engineering. Protection against noise, vibration, and shocks
Annotation
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
Keywords
nanostructure, vibration acceleration, noise-level meter, scanning electron microscope, technology
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/5e/84/1687618/content/cover.png?time=1726133781298&key=b3b7dd8b9ae3d7ece604a4fd7ab5adb4)
periodical press (Magazines)
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.
UDC:
621
Subject headings
- Mechanical engineering. Machinery
Annotation
This work presents a mathematical modeling process of the rotary turning by a numerical method
Keywords
rotary turning, cutting tool, temperature, cutting zone, mathematical modeling, fracture deformation
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/e6/55/1687693/content/cover.png?time=1726133781298&key=eb22ad0f9619926b3e624a5f2a49df54)
periodical press (Magazines)
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.
UDC:
622.24
Subject headings
- Drilling of wells. Drilling technique and technology
Annotation
The object of research is the technology of opening and development of wells of underground uranium leaching
Keywords
well construction, development, sinking, development, drilling mud, airlift, uranium, colmatation
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/fa/f8/1688042/content/cover.png?time=1726133781298&key=97a0d9cf3bae2724e739c7934891f3b4)
periodical press (Magazines)
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.
UDC:
62-621.4
Subject headings
- Petroleum gas
Annotation
An analysis of the operation of an adsorption plant for drying petroleum gas at the Kenlyk field was carried out
Keywords
adsorption, petroleum gas, dehydration, gas velocity, plant
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/67/2e/1689678/content/cover.png?time=1726133781298&key=217e4fa253e2667fff8708e757ed8bd5)
periodical press (Magazines)
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.
UDC:
622:658.567.1
Subject headings
- Technogenic waste of mining and metallurgical industry
Annotation
This article presents physicochemical studies of technogenic waste of mining and metallurgical industry - tails from enrichment of ores of nonferrous metals
Keywords
enrichment waste, anthropogenic impact, human safety, non-ferrous metals, environment, tailing, recycling
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/93/a1/1686332/content/cover.png?time=1726133781298&key=122316a400223870d61fe3226810316f)
periodical press (Magazines)
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.
UDC:
669.21
Subject headings
- Gold recovery
Annotation
This paper provides a study of the parametres of fine gold extraction, using dispersant on a column flotation machine
Keywords
dispersant, finely-dispersed gold, column flotation machine, concentrate, tailings
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/26/1d/1686349/content/cover.png?time=1726133781299&key=b3ff1e100afe465690f98b5b0dc61d0c)
periodical press (Magazines)
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.
UDC:
550.83
Subject headings
- Geophysical exploration methods
Annotation
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
Keywords
magnetic survey, electrical survey, lead, zinc, undivided Jurassic-Triassic deposits, Paleozoic basement depressions, polymetallic mineralization, crust-karst type
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/bc/b9/1689724/content/cover.png?time=1726133781299&key=44a2bc582584237f50e7c41e138c8444)
periodical press (Magazines)
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
.
UDC:
614.771
Subject headings
- Soil pollution
Annotation
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
Keywords
heavy metals, arsenic, Caspian coast, soil cover, soil pollution
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/2e/3e/1690993/content/cover.png?time=1726133781299&key=b715fb012c1c9d3a2a939659018b5333)
periodical press (Magazines)
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.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
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
Keywords
heat equation, implicit scheme, hexagonal grid, stability analysis, symmetric positive definite matrix, approximate inverse, incomplete block factorization, block hybrid preconditioning, conjugate gradient method
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/07/0a/1691132/content/cover.png?time=1726133781299&key=c07bf532affa9b91c5fcc848ef2b2f5f)
periodical press (Magazines)
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.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
Using the natural cubic spline function, this paper finds the numerical solution of Volterra-Fredholm integral equations of the second kind
Keywords
Volterra integral equation, Fredholm integral equation, spline function
Kazakhstan
0/0 Free
ABUOVA R. ZH.
STUDY OF DAMPING PROPERTIES ALLOYED STEELS WITH CERAMIC-METALLIC NANOSTRUCTURED COATING FOR CRITICAL PARTS
periodical press (Magazines)
0/0 Free
SHEROV K. T.
STUDY OF TEMPERATURE DISTRIBUTION DURING ROTARY TURNING OF WEAR-RESISTANT CAST IRON
periodical press (Magazines)
0/0 Free
KENZHETAEV Z. S.
SELECTION OF REGIONAL PARAMETERS FOR OPENING AND DRILLING OF TECHNOLOGICAL WELLS UNDERGROUND URANIUM LEACHING
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
DONAYEV A.
STUDIES OF WASTE FROM THE MINING AND METALLURGICAL INDUSTRY, WITH THE DETERMINATION OF ITS IMPACT ON THE LIFE OF THE POPULATION
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
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
periodical press (Magazines)
0/0 Free
KANBETOV A. SH.
STUDY OF HEAVY METALS AND ARSENIC CONTENT IN SOILS OF THE COASTAL ZONE OF THE CASPIAN SEA OF THE KAZAKHSTAN SECTOR
periodical press (Magazines)
0/0 Free
BURANAY S. C.
SOLUTION OF HEAT EQUATION BY A NOVEL IMPLICIT SCHEME USING BLOCK HYBRID PRECONDITIONING OF THE CONJUGATE GRADIENT METHOD
periodical press (Magazines)
0/0 Free
SALIM S. H.
SOLVING VOLTERRA-FREDHOLM INTEGRAL EQUATIONS BY NATURAL CUBIC SPLINE FUNCTION
periodical press (Magazines)
0/0 Free