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    • Study of protective properties of half-masks respirators used by miners 

      Holinko, V; Cheberiachko, S; Yavorska, O; Radchuk, D (National Mining University, 2016-12-30)
      Purpose. To define coefficient of protection of filtering respirators with elastomeric half-masks PR-7 in conditions of coal mines. Methods. Antidust respirators applied at mining enterprises of Ukraine were tested for ...