23 Result(s)

Article

An integrated and environmentally safe technology for extracting nonferrous and precious metals from scrap and waste of electronic engineering

V. A. Bryukvin, T. N. Vinetskaya, A. M. Levin, T. A. Makarenkova… in Metallurgist (1996)

Article

Treatment of the production waste water of Konstantinovka Refractory Plant

The coagulating action of aluminum sulfate and of the combination of it with polyacrylamide on a suspension of chamotte and clay, leading to a significant increase in particle size of the dispersed phase, was ...

V. N. Ponomareva, T. M. Kuzina, A. M. Levin, V. S. Yakovleva, I. S. Lavrov in Refractories (1985)

Article

Dehydration of the residues of the return water of zaporozhe refractory plant

The residue dehydration process depends upon the properties of the residues and the form of treatment of them. The optimum residue filtration conditions under vacuum are vacuum 0.067 MPa, length of filtration ...

V. N. Ponomareva, T. M. Kuzina, A. M. Levin, V. S. Yakovleva, I. S. Lavrov in Refractories (1984)

Article

Physicochemical properties of the deposits from the circulating water at the Zaporozhe Refractory Plant

The deposits in the study are multicomponent polydispersed suspensions characterized by a solid-phase concentration of 3.79–17.7% density 1–1.09 g/cm³, and a pH of 8.2–11.9. When the deposits are left to stand fo...

V. N. Ponomareva, T. M. Kuzina, V. S. Yakovleva, A. M. Levin, I. S. Lavrov in Refractories (1984)

Article

Laboratory investigations of the dewatering of residues formed after refining effluent at the Veliko-Anadolsk firebrick factory

The process of filtering the residues formed in purifying the effluent depends on the composition of the residues and the method of treatment.

I. S. Lavrov, V. N. Ponomareva, D. A. Khadzhiakhmetova, N. A. Malinina… in Refractories (1980)

Article

Electrical treatment of suspensions of refractory materials

The authors investigate the coagulating action of a uniform electric field on chamotteclay suspensions. There is found to be an optimum value of the electric field strength as the important technological param...

T. M. Kuzina, V. N. Ponomareva, A. E. Kovylov, I. S. Lavrov, A. M. Levin in Refractories (1978)

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)

Article

Effluent purification at refractories plants

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

Article

The effluent treatment system of the Zaporozhe Refractories plant

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

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)

Article

The sediment of industrial efluent

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

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)

Article

Statically balanced automatic dielectrometer

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

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)

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)

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)

Article

Experience with purifying drain waters in pressurized hydrocyclones

A. M. Levin in Refractories (1970)

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)

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)

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)