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  1. No Access

    Article

    Reversible water-supply systems for refractories plants

    The reversible cycles for water-supply can be arranged rationally for repeat use of cleansed drain water.

    F. S. Goncharov, E. F. Kuleshov, S. Z. Alekseeva, A. M. Levin in Refractories (1966)

  2. No Access

    Article

    Physicochemical studies and purifying of drainage in refractories plants

    The main contaminating component of drain waters is the dust suspension of clay, grog, chromite and magnesite.

    F. S. Goncharov, A. M. Levin in Refractories (1967)

  3. No Access

    Article

    Circulating water in systems for the wet purification of air from dust

    In Systems for the wet purification of air from calcined magnesite and chamotte dusts the clarified waste waters can be used repeatedly without coagulation. If the water is contaminated with clay coagulation w...

    F. S. Goncharov, A. M. Levin in Refractories (1968)

  4. No Access

    Article

    Cleaning process waste water with pressure centrifuges

    Pressure centrifuges of diameter 25–50 mm can be used to clean process waste water contaminated with fine fireclay, magnesite, chrome-magnesite, or fireclay-clay mixtures; the centrifuges may be combined into ...

    F. S. Goncharov, A. M. Levin in Refractories (1968)

  5. No Access

    Article

    Measuring the capacitance of capacitors with large losses

    The application range of the beating method and similar methods for measuring capacitances with large losses are limited by errors which are inherent in these methods and are due to the loss resistances affect...

    L. V. Kamenev, A. M. Levin, V. A. Mitrofanov in Measurement Techniques (1968)

  6. No Access

    Article

    Process-water residues in fireclay and magnesia refractory production

    Particle size analyses of process water residues from fireclay and magnesia refractory production enable settlement rates to be established within water cleaning plant.

    F. S. Goncharov, A. M. Levin in Refractories (1969)

  7. No Access

    Article

    Experience with purifying drain waters in pressurized hydrocyclones

    A. M. Levin in Refractories (1970)

  8. No Access

    Article

    Dewatering deposits formed in purifying effluent from refractory factories by vacuum filtration

    The residue formed from effluent contaminated with chamotte dust, with coagulation and without coagulation, is thoroughly dewatered on vacuum equipment with concentrations of more than 700 kg/m3 of suspended part...

    A. M. Levin, I. V. Sakharov in Refractories (1970)

  9. No Access

    Article

    Reducing the moisture content of materials extracted from production effluent in refractory plants by the filter press method

    A. M. Levin, V. M. Nikolaev, I. V. Sakharov in Refractories (1970)

  10. No Access

    Article

    Vacuum filtration and centrifugal dewatering of materials extracted from drainage in refractory plants

    With vacuum filtration the following apply:

    L. P. Il'ina, A. M. Levin, I. V. Sakharov in Refractories (1970)

  11. No Access

    Article

    Statically balanced automatic dielectrometer

    L. V. Kamenev, A. M. Levin, V. A. Mitrofanov in Measurement Techniques (1971)

  12. No Access

    Article

    Discharge of a gas-saturated liquid through a venturi

    Equations are derived for determining the flow rate when a gas-saturated liquid discharges through a venturi.

    A. E. Borovykh, V. I. Esin, A. M. Levin… in Journal of engineering physics (1971)

  13. No Access

    Article

    Reducing the loss of titanium in smelting stainless steel

    N. N. Krasnoryadtsev, A. M. Levin, A. N. Glazov, V. E. Pashchenko… in Metallurgist (1973)

  14. No Access

    Article

    The sediment of industrial efluent

    A. M. Levin, V. M. Nikolaev, V. N. Ponomareva, I. V. Sakharov in Refractories (1974)

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    Article

    Position of the lower ignition edge of a flame and combustion stability

    A. M. Levin, V. D. Lozovoi in Combustion, Explosion and Shock Waves (1975)

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    Article

    The effluent treatment system of the Zaporozhe Refractories plant

    I. G. Kal'chik, A. M. Levin in Refractories (1976)

  17. No Access

    Article

    Drying magnesia refractories with the flue gas of the tunnel kiln

    Experiments at the Magnezit Plant confirmed the feasibility of drying magnesia refractories with the flue gas in the first positions of a tunnel kiln. Drying the refractories in the section where the flue gas ...

    G. A. Tarakanchikov, V. G. Abbakumov, G. Sh. Ashkinadze, S. I. Ratner… in Refractories (1976)

  18. No Access

    Article

    Effluent purification at refractories plants

    A. M. Levin, V. N. Ponomareva, T. N. Semenova, I. V. Sakharov in Refractories (1976)

  19. No Access

    Article

    Clarification of the effluent of refractories plants and dehydration of the sediment

    Effluent containing clay and chamotte can be treated satisfactorily in a clarifier with a suspended layer of sediment. The content of suspended matter in the clarified effluent does not exceed 13 mg/liter. The...

    A. M. Levin, V. N. Ponomareva, T. N. Semenova, I. V. Sakharov in Refractories (1977)

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    Article

    One conservative extension of formal mathematic analysis with a scheme of dependent choice

    This paper studies an extension of classical analysis, the language of which is obtained by adding to the language of analysis a two-place predicate symbol ρ. To the axioms of this extension, in addition to al...

    A. M. Levin in Mathematical notes of the Academy of Sciences of the USSR (1977)

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