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1.
THE ROLE OF IRON OXIDES IN THE PRODUCTION OF FLOAT GLASS
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(Not-set)
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A statistical analysis of the relationship of the redox ratio of the produced float glass with the technological mode of cooking, the charge content and the chemical composition of the glass was carried ...
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2.
Iron oxides effect on glass kilns performance and gloat-glass product quality
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(Efficiency and quality)
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It is noted that maintaining within a given level of the content of iron oxides in glass and the optimal ratio between oxides of ferrous and ferric iron increases the efficiency of glass furnaces. More ...
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3.
Structural changes in glass-enamels in firing with varied iron oxides content
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(Coatings. Enamels.)
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The structures of enamel with different contents of iron oxide have been investigated. It is shown that the structure changes with an increase in the concentration of iron oxide. The increased mobility ...
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4.
The effect of iron oxides on their tendency to fiber formation
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(Cast stone)
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... ferric and ferric iron, are presented. It is shown that with a decrease in the concentration of iron oxides in the melt, its ability to continuously fiberize due to the violation of the glass structure ...
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5.
Oxidation of steel 30KhGSA in a borosilicate melt containing iron oxides
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(Coatings. Enamels.)
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The kinetic features of the oxidation of alloy steel under a coating layer containing iron oxide are considered. The dependence of the oxidation rate of steel on the concentration of Fe 2 O 3 in the ...
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6.
Transformation and equilibrium conditions of iron oxides upon glass melting
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(Science for glass production)
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It is shown that the transformations of iron oxides during glass melting proceed mainly in the solid phase. The ratio of the two forms of iron oxides in the molten glass is determined by the temperature ...
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7.
The effect of iron oxides on the properties and structure of glazed glass
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(Science for glass production)
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The effect of iron oxides with a molar content of 2.5 to 35.0% (over 100%) on the properties of aluminoborosilicate glasses has been investigated. The peculiarity of the phase separation of iron-containing ...
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8.
The effect of the redox potentials of the glass batch and cullet on the dye of commercial glass containing iron oxides
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(Science for glass production)
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The influence of the redox potentials (ORP) of charges and glass breakage on the color of glasses of industrial compositions containing up to 0.5% iron oxides has been investigated. The boundaries of the ...
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9.
PROPERTIES OF POWDERS SYNTHESIZED FROM AQUEOUS SOLUTIONS OF SODIUM SILICATE AND IRON SULFATE
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(Not-set)
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The phase composition of the powder synthesized from aqueous solutions of sodium silicate Na2SiO3 and iron sulfate FeSO4 at the molar ratio Fe/Si = 2 according to X-ray diffraction (XRD) data included ...
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10.
FILTER ELEMENTS BASED ON ALUMOSILIATE FIBERS FOR SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES – A REVIEW
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(Not-set)
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A review of oxide compositions, developed for ceramic aluminosilicate fibers -based filter elements modification for the purpose of the selective catalytic reduction of nitrogen oxides in the purification ...
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11.
PIEZOCERAMICS TECHNOLOGIES: APPROACHES FOR ENVIRONMENTAL IMPACT MITIGATION
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(Not-set)
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... materials with ceramic analogs containing no lead. Besides, the rising cost of energy and concerns about the environmental impact mitigation have necessitated more efficient and sustainable piezoceramics ...
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12.
Properties and Structure of Iron-Containing Magnetic Glasses Based on the BaB2O4–BaSiO3 Eutectic
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(Not-set)
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The magnetic and some physicochemical properties of glasses based on barium-borosilicate eutectic with additions of iron and lithium oxides have been considered. Increasing in the Fe2O3 content leads to ...
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13.
Study of the Porosity Structure of a Ceramic Material of the Fortress Wall of Girona (Spain)
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(Not-set)
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The object of the research is ceramic material taken from the fortress wall of the city of Girona. The chemical composition of the test material showed an increased carbon content (13.1 & # 37;), which ...
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14.
Ambient Environment Effect on a Polished Surfaces of OF4 and STK19 optical glass
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(Not-set)
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A study of the change in the state of the polished surface of optical glasses of STK19 and OF4 grades by ellipsometry, IR spectroscopy and measurement of sample roughness under the influence of the environment ...
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15.
Investigation of Electrodes Materials Based on the Mixture of Oxides of Rare-Earth Metals, Titanium and Ruthenium
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(Coatings)
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Samples of electrodes with an active layer based on TiO 2 , RuO 2 , IrO 2 and oxides of rare earth elements Ce, La, Nd, Pr, Gd and others. Studied their electrochemical behavior. The values ??of the ...
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16.
Mechanochemical Oxidation of Aluminum. The Formation of the Porous Structure of Hydroxides and Oxides of Aluminum
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(At the enterprises and institutes)
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A comparison is made of the main characteristics of aluminum oxides and hydroxides obtained by mechanochemical oxidation of aluminum powder, both in the initial state and after their heat treatment in ...
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17.
M?ssbauer spectroscopic studies of ferrous oxides, phase com-position and porous structure in ceramic bricks made of coal slate clay and pitch coal slag
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(Science for ceramic production)
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... of the test samples (the oxidizing environment predominates) is mainly represented by hematite, and in the center (reducing environment) - magnetite. In this case, Fe 3+ is reduced to Fe 2+ and an ...
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18.
Research in electrodes with active layer of TiO2, RuO2, SnO2 oxides mixture
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(Growth of the production efficiency)
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Samples of electrodes with an active layer based on TiO 2 , RuO 2 , and SnO 2 oxides have been obtained. The physicochemical characteristics of the electrode surface have been determined. Their electrochemical ...
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19.
Phase composition, structure and hydrolysis resistance of sodium-alumo(ferro)phosphate glasses doped with rare-earth metals oxides
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(Science for glass production)
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The phase composition, structure and distribution of elements and hydrolytic stability of quenched and annealed sodium aluminum phosphate (NAF) and sodium aluminum iron phosphate (NAIP) glass materials ...
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20.
Elemental iron content as a marker of alumosilicate ceramics sin-tering
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(At the enterprises and institutes)
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The effect of the firing temperature and heating rate on the content of elemental iron in specimens based on montmorillonite clays of the Orenburg region has been investigated. It was established by X-ray ...
