Search Results - "Kozyreva, E. N."

Distinctive Properties of Coal of Moderate Metamorphic Development by Kozyreva, E. N.

“…General laws of the variation in coal properties are presented. The petrographic properties of coal samples at different metamorphic stages are compared, on…”
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Specific Surface of Kuznetsk Basin Coal by Kozyreva, E. N.

“…The specific surface of coal particles is determined for 370 samples of Kuznetsk Basin coal with a wide range of metamorphic development. Low-temperature…”
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Properties of Kolchuginskaya and Balakhon Coal by Kozyreva, E. N.

“…In tests of bed samples, the physicochemical properties of Kuznetsk Basin coal are compared. Analysis of the coal properties confirms the general features of…”
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Properties of Coal of Moderate Metamorphic Development by Kozyreva, E. N.

“…The physicochemical properties of Kuznetsk Basin coal are studied. The following distinctive features are confirmed for coal of moderate metamorphic…”
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Reflectogram Analysis for Coal Assessment in Coking by Kozyreva, E. N., Ryabtsev, A. A.

“…Research on coal samples from the Kolchuginskaya series in the Leninsky and Erunakovsk regions of the Kuznetsk Basin confirms that reflectogram analysis…”
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Coal Bed Pressure, Gas Content, Sorptional Capacity of Coal Bed, and the Langmuir Equation by Bobin, V. A., Kozyreva, E. N.

“…The coal bed pressure (reservoir pressure) is shown to be the pressure of the gas within the sealed borehole cavity within the bed after equilibrium has been…”
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Estimating the Heat of Methane Desorption from Coal by Means of the Temperature Change by Bobin, V. A., Kozyreva, E. N.

“…A method is proposed for assessing the heat of methane desorption from coal on the basis of the temperature change in desorptional induction. The value…”
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Desorption Methane Induction in Sealed Volumes with Gas-Bearing Coal by Bobin, V. A., Kozyreva, E. N.

“…The increase in methane pressure in a sealed thermobaric flask containing gas-bearing coal is investigated in laboratory experiments. An analogous process in a…”
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Determining the Gas Content of Coal Beds by Plaksin, M. S., Kozyreva, E. N.

“…Direct methods of measuring the gas content of coal beds, including calculation of the lost gas, are reviewed. In determining the gas content of the coal in…”
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New Approach to Calculating the Natural Gas Content of Coal Beds by Ryabtsev, A. A., Kozyreva, E. N.

“…A new approach is proposed to calculating the natural gas content of coal beds. This method may be used for coal of metamorphic stages III–V, which is most…”
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Gas-Kinetic Properties of Coal Beds: New Methods and Analysis by Kozyreva, E. N., Plaksin, M. S., Rodin, R. I., Ryabtsev, A. A.

“…A new approach to coal as a coal–methane system is considered; the sorptional properties of this system differ from those of coal artificially saturated with…”
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Specific Surface and Porosity of Coal by Kozyreva, E. N., Nepeina, E. S.

“…The specific surface and porosity of Belovo coal are determined. Coal samples undergo adsorption–structural analysis at the liquid-nitrogen temperature and at…”
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Texture of Bituminous Kuznetsk Basin Coal by Kozyreva, E. N., Nepeina, E. S., Dudnikova, Yu. N.

“…The specific surface and porosity of bituminous coal (rank Zh) are studied. The textural characteristics of Kuznetsk Basin coal are determined by various…”
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Sorptional Equilibrium of Gas-Bearing Coal in Sealed Vessels: Thermal Processes by Polevshchikov, G. Ya, Kozyreva, E. N., Bobin, V. A.

“…Thermodynamic processes in a closed volume filled with gas-bearing Zh coal are investigated. Experiments are conducted with bed samples in a sealed vessel,…”
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Gas Content of Kuznetsk Basin Bituminous Coal by Kozyreva, E. N., Shinkevich, M. V.

“…The properties of bituminous Zh coal are studied. The change in gas content over time in sealed bed samples is determined. It is found that, for all size…”
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Gas-Bearing and Gas-Saturated Coking Coal by Kozyreva, E. N., Nepeina, E. S.

“…The properties of Zh and K coal are investigated in the mine and in the laboratory. Some coal samples are saturated with methane in the laboratory, after…”
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Influence of Inert-Gas Pressure on the Sorptional Methane Capacity of Kuznetsk Basin Coking Coal by Kozyreva, E. N., Nepeina, E. S.

“…The influence of additional inert-gas pressure on the sorptional methane capacity of Kuznetsk Basin coking coal is studied in the laboratory and in mine…”
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Influence of Temperature on the Methane Content of Kuznetsk Basin Coking Coal by Kozyreva, E. N., Nepeina, E. S., Shinkevich, M. V.

“…The influence of temperature on the sorptional properties of coking coal is investigated. A procedure for mine and laboratory experiments on coal samples is…”
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Assessing the Sorption of Methane by Kuznetsk Basin Coking Coal by Kozyreva, E. N., Nepeina, E. S., Tsuran, E. M., Plaksin, M. S.

“…The physicochemical properties of Kuznetsk Basin coal are studied in the laboratory. The composition and specific surface of the coal samples are compared, as…”
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Application of a diamond spherical indentor with a large curvature for evaluating the hardness of very hard steel by Kozyreva, E. N., Drozd, M. S.

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