Zobrazeno 1 - 2
of 2
pro vyhledávání: '"E. A. Ogurtsov"'
Publikováno v:
Steel in Translation. 39:416-419
Autor:
E. A. Ogurtsov, A. V. Kovalev, M. A. Yakupov, E. M. Gudalina, V. A. Tret'yakov, V. B. Spirin, N. N. Enin, S. A. Donskoi, Yu. I. Zhavoronkov, A. I. Voronin, V. A. Mirko, V. M. Kim
Publikováno v:
Metallurgist. 24:396-398
Oxygen converter steelmaking requires that the fluorspar contain at least 75-80% CaF2o Reserves of natural fluorite ores containing such amounts of CaF2 are extremely limited, so that the concentration of low-grade ores with subsequent nodulizing of