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1.
PREPARATION AND PROPERTIES OF VITREOUS COPPER-ZINC-CONTAINING PHOSPHATE COMPOSITION FOR TREATMENT OF MAKE-UP WATER IN CENTRALISED HEATING SYSTEMS
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(Not-set)
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... ecological technology for the purpose of corrective treatment of make-up water in centralized heating systems, are presented. The synergetic effect of the joint presence of long-chain phosphates, alternating ...
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2.
SYNTHESIS OF A FRIT FOR OBTAINING ENAMEL COATING OF STEEL PIPES BY THE METHOD OF INDUCTION HEATING
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(Not-set)
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The paper presents the results of a study of the processes of glass formation during the production of a frit by the method of induction heating. According to X-ray phase analysis, the resulting frit is ...
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3.
Optimized air temperature selection for melting tanks heating
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(Science for glass production)
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The necessary level of air heating was determined by calculation, which ensures the maximum permissible temperature of the combustion products of the bath furnace in the combustion zone. The inexpediency ...
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4.
Kinetics of foamglass formation at different heating rates
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(Science for glass production)
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The processes of glass powder melting, carbonate blowing agent decomposition and melt porization at different heating rates were investigated in order to identify the most optimal parameters of the technological ...
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5.
Production and properties of glassy metaphosphate composition for corrosion protection of water heating systems
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(At the enterprises and institutes)
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... for the complex protection of elements of water heating systems from corrosion and salt deposition (scale). The results of experiments on the study of solubility, anti-corrosion and antiscale properties ...
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6.
The influence of preliminary binder heating on the quality of glass-composite pultrusion rods
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(At the enterprises and institutes)
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... fibers is given. Is the effect of preheating the glass fiber system shown? binder on the distribution and magnitude of pressure inside the inlet section of the die, the maximum possible pultrusion rates ...
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7.
Unbaked castable refractory phase composition formation at the heating-up service conditions temperature of glassmaking aggregates
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(Refractories for glass production)
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Comprehensive studies of the phase composition of refractory concrete compositions, heat-treated in various temperature ranges, including when the glass-melting units are put into operation, have been ...
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8.
Special features of glass heating using multipoint power source
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(Science for glass production)
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... Such a model makes it possible to predict the propagation of the temperature field on the surface of the glass plate, depending on the location and power of the heating elements. Il. 4, bibliography: 3 ...
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9.
Formation of the surface layer of multi-component lead-silicate glass in hydrogen atmosphere upon heating
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(Science for glass production)
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The sequence of chemical transformations of elements of the surface layer of silicate glass of the system PbO - BaO - Na 2 O - Al 2 O 3 - SiO 2 when heated in a hydrogen atmosphere. The process ...
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10.
Mathematical simulation of silicaglass heating
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(At the enterprises and institutes)
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The technology and installation for the economical production of glass-silica based on the modular principle of production creation have been developed. A mathematical model for calculating heat transfer ...
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11.
Deformation of nonfired composites in heating-cooling cycles
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(Science for ceramic production)
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... of the samples tested during heating - cooling cycles change insignificantly (even under the influence of an external load of 0.3 MPa). The resistance of cement to deformation increases if it is subjected ...
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12.
Composition and aggregative state of the products of TiO2 heating in argon atmosphere
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(Science for ceramic production)
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... 4 O 7 , as well as partial pressures , , , , , formed by heating the starting titanium dioxide in argon at a pressure of 9.8066 x; 10 -2 MPa in the temperature range 300 - 2485 K. The results obtained ...
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13.
Electrical heating of ceramic mass upon molding
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(Science for ceramic production)
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A block diagram of an installation for electrode heating of a plastic ceramic mass in the process of forming workpieces by extrusion is considered. The predominant areas of using such heating in the production ...
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14.
Control of the tank furnace heating rate proceeding from the homogeneity of the yielded glass
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(Automation and mechanization of production)
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Mathematical models have been developed that describe the dependence of homogeneity, defects and specific heat consumption on the cooking mode. The efficiency of using the daily change in the homogeneity ...
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15.
Phase formation processes in the Al2O3 - ZrO2 - SiO2 system upon heating
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(Science for ceramic production)
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The features of the processes of phase formation and formation of the structure of materials based on Al 2 O 3 , ZrO 2 , and SiO 2 have been established. The fundamental possibility of using such ...
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16.
The effect of heating rate on the physicochemical properties of silica ceramics
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(Science for ceramic production)
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The influence of the heating rate on the density, water absorption and Young's modulus of ceramic materials based on clays of various mineralogical compositions has been investigated. It was found that ...
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17.
EXPERIMENTAL STUDIES OF THE STRENGTH PROPERTIES OF HETEROGENEOUS COMPOSITIONS FOR AIRCRAFT GLAZING
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(Not-set)
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Due to the lack of literature data on the strength of heterogeneous laminated glass with electric heating elements, this study utilized the centrosymmetric bending method to investigate the ultimate strength ...
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18.
INVESTIGATION OF PHASE TRANSFORMATION ASPECTS IN THE REACTIVE SINTERING OF ZIRCONIUM DIBORIDE AND ZIRCONIUM CARBIDE
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(Not-set)
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Reactive sintering (siliconizing) at 1550?°C was employed to produce composite materials in the SiC–ZrB2 and SiC–ZrC systems. The influence of the initial zirconium compound on phase transformations, microstructure, ...
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19.
INFLUENCE OF CONDITIONS AND MODES OF MIXTURE PREPARATION ON THE STRUCTURE AND STRENGTH OF SULFUR CONCRETE
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(Not-set)
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... the special shape of the blades and their location on the rotating shaft, as well as uniform heating of the mixture, high-quality mixing of ingredients is ensured to obtain a homogeneous technological ...
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20.
ELECTRON BEAM SINTERING OF ALUMINA-BASED COMPOSITE CERAMICS WITH COPPER ADDITION IN THE FORE-VACUUM PRESSURE RANGE
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(Not-set)
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... was investigated. It was established that the maximum density of the sintered composite (2.85 g/cm3) is achieved at a temperature of 1300 °C. It was also shown that upon heating above 1100 °C, copper migrates ...
