Thermodynamic regularities of recovery of high-fine slags with angle

МРНТИ 53.01.91, 52.01.91                                                                №1 (2019г.)   Dosmukhamedov N.K., Zholdasbay E.E., Nurlan G.B.   In the conditions of melting copper concentrates for rich matte and / or for rough copper, the main task requiring solution is to organize the processing of a large yield of copper-rich slags containing, along with copper, such accompanying impurity metals as…

Investigation of the influence of technological parameters of rolling process by the screw-shaped roller on the plasticity resource of brass mark L63

МРНТИ 53.37.13                                                                                №1 (2019г.)   Mashekov S. A., Tussupkaliyeva E. A., Urazbayeva R.E., Mashekova A. S.   This article presents a new technology for the production of flat products from brass with a fine-grained structure. In work the screw-shaped condition (VAT) of a preparation at rolling in spiral-shaped rolls is investigated. The finite element method…

Application of the design code to the base station as an architectural element on the example of Almaty

МРНТИ 67.07.03                                                                               №1 (2019г.)   Dzetsyna A.V.      The use of design codes in most cases applies to common buildings, structures and small architectural forms. However, the use of design codes such technical structures such as the base station (BS), nobody used. On the example of Almaty, the possibilities of applying the approved design…

Testing the strength characteristics of polymer concrete for additive technologies

МРНТИ 67.09.45                                                                                  №1 (2019г.)   Dalimanov R.K., Krasikov B.N.   Building 3D-printing today attracts a wide range of the public. The advantages of building buildings using 3D-printing include: improved properties of finished products, great savings in raw materials, the ability to manufacture structures with complex geometry, the possibility of implementing advanced design developments, and, of…

Distribution of products of pulse-inertial method for concentration of commodity coal

ІRSTІ 52.35, 87.53.24                                                                                  №4 (2018г.)   Buldakov Y.M., Egizekov M.G., Kulenova N.A., Reimer Y.A., Scorikov S. P.   The article presents the study of increasing the quality of commercial coal on semi-industrial pulse inertial installation. The obtained results improve the high efficiency of proposed methodology: reduced ash content of commercial coal to 9%, its calorific…

Some problems of transition to combined geotechnology in the development of deposits

ІRSTІ 52.13.19                                                                                          №4 (2018г.)   Isabek T.K.,  Zeytinova Sh.B.    The article deals with the classification of methods of underground autopsy under combined geotechnology. The appearance of combined geotechnology in the world practice. Problems associated with the transition from open-pit mining to underground mining. The choice of the best location of shafts in combined geotechnology….

Technologies and equipment for briquetting small-fraction materials in ferroalloy production

ІRSTІ 53.31.21                                                                                               №4 (2018г.)   Baiul K.V., Khudyakov A. Yu., Vashchenko S.V.   A brief description of the experience in the development and implementation of production technologies and press equipment for the briquetting of small fractional raw materials in the ferroalloy industry is given. The relevance and prospects of introducing briquetting technologies of small fractions…

Energy-efficient Disintegration of Ferromaterials

ІRSTІ 53.31.21                                                                                        №4 (2018г.)   Kuzbakov Zh.I.    The methods of destruction of solid materials are the basis of the crushing and fractionation technology in the preparation of raw materials for the metallurgical transformation. In order to reduce the energy intensity of crushing, the material fed to the crusher can be pretreated in such a…

The study of the evolution of structure formation during rolling of a foil blank, a screw and a longitudinal wedge mill

ІRSTІ 53.43.13                                                                                                №4 (2018г.)   Mashekov S.A., Maulenova M.R., Mashekova A.S., Tusupkalieva E.A.     The article presents the results of studies of the influence of the number of passes during the rolling of strips in helical-shaped rolls, as well as single compression when rolling strips on a longitudinal-wedge mill on the parameters of the aluminum…

Corrosion-resistant multi-element coatings

ІRSTІ 53.01.97, 81.33.07                                                                           №4 (2018г.)   Platonova Е.N., Syzdykova А.Sh., Guchenko S.А., Zavatskaya О.N., Kasymov S.S., Laurinas V.Ch., Yurov V.М.    The paper gives a brief overview of earlier studies and obtained new results on multi-element hardening and corrosion-resistant coatings. In order to study coatings, modern methods of optical, electron and atomic force microscopy, X-ray…