Zobrazeno 1 - 10
of 15
pro vyhledávání: '"V. Z. Poilov"'
Publikováno v:
Gornye nauki i tekhnologii = Mining Science and Technology (Russia). 7:298-309
The main source of potassium fertilizers is sylvinite ores consisting primarily of halite (NaCl), silicate and clay-carbonate slurries (clay-salt slurries). Processing of natural potash ores is mainly carried out by the flotation method, which separa
Publikováno v:
Inorganic Materials: Applied Research. 13:39-43
Publikováno v:
Obogashchenie Rud. :20-26
Autor:
N. P. Uglev, V. V. Karmanov, S. N. Trubkina, A. Yu. Petrov, V. Z. Poilov, D. A. Ordin, V. L. Zvezdin, K. S. Merzlyakov, A. V. Shilov, A. A. Samosudov
Publikováno v:
Glass and Ceramics. 73:213-218
It is shown for investigations of casting ceramics that the values of certain characteristics of ceramic materials can be calculated on the basis of the values of the basic characteristics of the initial raw materials: disperse composition, specific
Publikováno v:
Russian Journal of Inorganic Chemistry. 61:149-155
Ultra-high-temperature ceramic materials based on zirconium and hafnium borides were obtained by spark plasma sintering. The samples were thermal-shock tested on a gas-dynamic setup in an oxidizing atmosphere; the temperature on the surface of the sa
Autor:
E. N. Pryamilova, V. Z. Poilov
Publikováno v:
Russian Journal of Inorganic Chemistry. 61:55-58
Gibbs thermodynamic potentials of oxidation of zirconium and hafnium diborides with molecular and atomic oxygen and nitrogen monoxide were calculated for a temperature range of 20–2500°C. Oxidation of zirconium and hafnium borides with atomic oxyg
Publikováno v:
Inorganic Materials. 49:1203-1208
The formation of magnesium and titanium hydroxides (differing in the rate of primary particle formation) and conversion of the hydroxides to ultrafine oxide powders of controlled size have been studied using scanning electron microscopy, X-ray diffra
Publikováno v:
AIP Conference Proceedings.
Autor:
V. Z. Poilov, A. R. Kobeleva
Publikováno v:
Russian Journal of Applied Chemistry. 80:1447-1452
Physicochemical conditions for production of calcium carbonate with prescribed size and shape of particles and crystal structure by reaction of CaCl2 and Na2CO3 solutions were studied. A technology for manufacture of calcium carbonate with prescribed
Publikováno v:
Russian Journal of Applied Chemistry. 79:1617-1620
Wastewater purification to remove ammonium ions and carbamide by oxidation with hypochlorites of alkali and alkaline-earth metals was studied. The effect of various factors on the degree of purification was examined experimentally.