TECHNOLOGY OF OBTAINING IRON POWDERS BY THERMAL TREATMENT OF IRON OXIDE-CONTAINING METALLURGICAL WASTE USING HYDROGEN Journal title: International scientific journal Science and Innovation Authors: Asadjon Kambarov, Ilhom Rakhmanov, Sherzod Karshibayev, Safarali Mamarakhimov, Sirojiddin Shamatov Subject(s): Archaeology, Arts and Literature, Biological Sciences, Chemistry, Computer and Information Science, Economics, Education, Humanities, Law, Linguistics, Mathematics, Medicine, Philosophy, Physics, Psychology, Social Sciences, Architecture, Agricultural Science