Zinc and Lead Market Update. Zinc daily price and stock level. Zinc Metal World Balance. Lead daily price and stock level. Zinc Metal Production in CIS. Russian Zinc Market Overview. Mining segment – Operational performance. Income statement highlights.
Analysis of the selective adsorbent. Influence of modifying pentasyl group synthetic zeolites (Silicalite-1 and Silicalite-2) with metal cations capable to specific interactions on the separation ability of the chromatographic column has been studied.
Comparison of two non-conventional processes which are laser and photochemical machining. The formation of complex shapes in metal sheets. Chemical etching of the material for the manufacture of the desired finished product by a controlled corrosion.
Regulatory basis that promotes the development of renewable energy in Ukraine. The features of energy saving measures as a complex final consumption product. A complex of activation instruments being adjusted to the characteristics of individual objects.
Исследования по результатам чистки сточных вод лакокрасочных предприятий. Установки для механической физико-химической и биологической очистки. Обработка воды коагулянтами. Установки автоматического фильтра типа Black. Сточные воды лакомасляного цеха.
Розробка структурологічних основ створення наноструктурної кераміки з діелектричними властивостями із чистого титанату барію на основі вивчення залежності його діелектричних властивостей від мікроструктури в нанокристалічній області розмірів зерен.
Damage assessment of components of automobile and aircraft internal combustion engines, made of gamma titanium aluminides. Recommendations to prevent the negative influence of high temperatures in multilayer thin films on gamma titanium aluminides.
The establishment of unfavorable modes of operation of mining equipment under which there is an unstable position in space of the suction head during its descent to the bottom. The influence of hydrostatic pressure on the strengthening of the digging.
Two sensor designs of metallic cylindrical resonator Coriolis vibratory gyroscope are analyzed in this work. Resonant frequencies computer modeling results are resented and on their basis gyroscope sensor geometrical parameters choice is validated.
Characterization of elastic properties of saturated hydrocarbons and associates resinous-asfaltenovyh of compounds by simulating molecular dynamics. Evaluation of rheological behavior of heavy oil the elasticity matrix of transversely isotropic material.
Characteristics of jet fuels: general information and properties. Fractional composition: initial boiling point and 10% fuel distillation temperature, 50% fuel distillation temperature and temperature of 90 % fuel distillation (t90) and dry point.
Analysis of a mathematical model to determine the transient modes of rotary kilns, drying drums and mills taking into account electromagnetic processes in the induction motor. Mechanical vibrations of the elements of the drive mechanism, long metal body.
There exists a wide range and a considerable potential of alternative gas fuel types. Uncertainty, flexibility of nonconventional fuels’ composition seriously limits the possible exploitation of these energy sources. Equations of chemical thermodynamics.
Technological aspects of production ammophos. The need for higher costs of sulfuric acid in the processing of Algerian phosphates. PH-dependence of the ratio of NH3:H3PO4 at neutralizing extraction phosphoric acid manufactured from algerian phosphorites.
The recent work on Micro Aerial Vehicles (MAV) at the Institute of Aerospace Systems. Basics of MAV Research. Flightmechanical simulation. Wind tunnel tests. Overall controller system structure. The inertial measurement unit. On-Board computer structure.
The way which will permit to combine existing software products in an integrated computer-aided design system for the design of given plant. Unified operations dialog interaction kernel environment and a textual description dialogue procedures.
Dynamic designer as a way to save time and cost of getting new products to market, and improving old ones without a huge investment in equipment. Using parametric solid models for to develop the form of the parts. Mechanical desktop to build prototypes.
The results of expedition research of some solar salt works of the South of Ukraine (Kherson region, AR Crimea) and lake Baskunchak (Astrachan region, Russia). Discussing the approaches to modeling natural environment in D. salina laboratory culture.
Hydrothermal sol-gel synthesis of hexagonally ordered silicas using a hybrid template system is reported. Silicas were characterized by IR spectroscopy, X-ray diffraction techniques as well as electron microscopy. The hexagonal structure of MCM-41.
Types of Electric Vehicle in use Today. Alternative and Novel Energy Sources and Stores. Electric Machines and their Controllers. Motor Cooling, Efficiency and Mass. Design of Ancillary Systems. Battery powered cars and vans. Torque speed characteristics.