Search Results - "Demyanova, L. P."

Modification of the surface of nanodisperse amorphous silica prepared by fluoride technology by Demyanova, L. P., Tressaud, A.

“…The physicochemical properties of amorphous silica prepared by the fluoride technology are studied; the surface of silica is modified by direct fluorination…”
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Structural–phase changes of natural crystalline quartz during fluoride processing by Dem’yanova, L. P., Makeeva, T. B., Buinovskii, A. S.

“…New information is obtained on the structural changes occurring during fluoridizing of natural crystalline quartz by ammonium hydrogen fluoride. The…”
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Properties of amorphous silica generated by the fluoride method by Demyanova, L. P., Tressaud, A., Buzare, J. -Y., Martineau, C., Legein, C., Malovitski, Yu. N., Rimkevich, V. S.

“…A study of amorphous silica generated from mineral material by the fluoride method and by different procedures of analysis, i.e., x-ray diffraction, x-ray…”
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enabling technology for recovery of valued components from minerals in the upper and Mid Amur region by Sorokin, A. P, Rimkevich, V. S, Dem'yanova, L. P, Artemenko, T. V

“…Based on the physico-technical operations involved in the mineral processing technologies, the optimal production conditions are found for refractory fiber…”
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The specific character of evolution of fluid-silicate-metallic immiscibility of melts by Marakushev, A. A., Rimkevich, V. S., Dem’yanova, L. P.

“…Immiscibility in natural melts (magmas), which is expressed either in layering of intrusions or in formation of a droplike texture, develops under the…”
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Effective technologies for complex processing of non-bauxite ores by Rimkevich, V. S., Malovitskii, Yu. N., Bogidaev, S. A., Pushkin, A. A., Dem’yanova, L. P., Eranskaya, T. Yu

“…As a result of investigation of complex processing of non-bauxite ores by the methods of segregation, extraction, and electrolysis, chemical and metallurgical…”
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Studying chemical and metallurgical methods of rational processing of alumosilicate and silicate rocks and technogeneous wastes by Rimkevich, V. S., Malovitskii, Yu. N., Dem’yanova, L. P., Eranskaya, T. Yu, Belov, R. V.

“…Experimental investigations of alumosilicate and silicate systems by the methods of fluoride metallurgy, gravity segregation, and electrolysis made it possible…”
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Comprehensive utilization of silica raw material of the upper and Mid-Amur River basins by Rimkevich, V. S., Dem’yanova, L. P., Sorokin, A. P.

“…The analysis of physical-chemical processing of silica-containing raw material has revealed optimal conditions for production of amorphous silica, ammonium…”
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Ratio of starting raw material and fluorinating agent in the process of purifying silica-containing raw material by Demyanova, L. P., Zaeva, A. S.

“…The influence of NH 4 HF 2 fluorinating agent on the yield of ammonium hexafluorosilicate intermediate product and amorphous silica in the fine purification of…”
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Fluoride processing of non-bauxite ores by Rimkevich, V. S., Pushkin, A. A., Malovitskii, Yu. N., Dem’yanova, L. P., Girenko, I. V.

“…Integrated processing of non-bauxite ores using ammonium hydrogen difluoride was studied. The kinetics of sintering of the raw material, sublimation of…”
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Influence of activation of quartz grain surface on efficiency of the process of processing the quartz sand grains with fluoride technology by Demyanova, L. P., Zaeva, A. S., Buinovskiy, A. S.

“…The influence of grinding the initial quartz sand on the degree of activation of the sand-grain surface during processing using a fluorinating reagent has been…”
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An evaluation of the acid resistance of pyroxene silicates from the IR-reflection spectra by Rudakova, S. E., Dem'yanova, L. P., Borukhin, B. Ya, Bogoyavlenskaya, M. L.

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Durability of pyroxene-containing materials on interaction with acid solutions by Rudakova, S. E., Borukhin, B. Ya, Krasov, V. A., Bogoyablenskaya, M. L., Dem'yanova, L. P.

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Strength and deformational properties of composite anticorrosion materials based on epoxide-phenol polymer by Emel'yanov, Yu. V., Rudakova, S. E., Dem'yanova, L. P., Sheinina, O. R., Krasheninnikov, A. I., Karetnikov, V. S.

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