METHOD OF MAGNETIZING ROASTING OF WEAKLY MAGNETIC IRON ORE STOCK

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to metallurgy, namely the mode of u043cu0430u0433u043du0435u0442u0438u0437u0438u0440u0443u044eu0449u0435u0433u043e firing iron ore, and u0438u0441u043fu043eu043bu044cu0437u0443u0435u0442u0441u00a0 on u0433u043eu0440u043du043eu043eu0431u043eu0433u0430u0442u0438u0442u0435u043bu044cu043du044bu0445 u043fu0440u0435u0434u043fu0440u0438u00a0u0442u0438u00a0u0445 in u043fu043eu0434u0433u043eu0442u043eu0432u043a (e u0441u043bu0430u0431u043eu043cu0430u0433u043du0438u0442u043du044bu0445 iron ore materials by magnetic separation. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 improve productivity by u0443u0432u0435u043bu0438u0447u0435u043du0438u00a0 speed u0432u043eu0441u0441u0442u0430u043du043eu0432u043bu0435u043du0438u00a0 and improving working conditions.a splintering u0441u043bu0430u0431u043eu043cu0430u0433u043du0438u0442u043du0443u044e ore mixed with solid u0432u043eu0441u0441u0442u0430u043du043eu0432u0438u0442u0435u043bu0435u043c, such as coal powder, and the mixture is in a reactionary volume, in which they u0432u043eu0441u0442u0430u043du043eu0432u0438u0442u0435u043bu044c gas such as hydrogen.heating the mixture up to 350 u044eu043eu043e & deg; c reaction - u043eu043du043du043eu043c u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044e radiation beam of electrons with energy of 0.4 8.5 mev, and the increase in temperature in the restoration material future 100 with u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 increased dose u043eu0431u043bu0443u0447u0435u043du0438u00a0 0.1 - 0.4 mrad / sec. the use of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 will increase the speed of u0432u043eu0441u0441u0442u0430u043du043eu0432u043bu0435u043du0438u00a0, improve u0443u0441u043bu043eu0432u0438u00a0 labor, avoids the use of radioactive materials.2 z. s - lu, 1 table. s (l ate sj