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Information × Registration Number 0217U002496, 0116U007993 , R & D reports Title Expert evaluation of materials for assessing technically achievable levels of residual dust in the air (TAL) in 2 underground workings mine office N.S. Surgaya. Approval standard TAL acts. popup.stage_title Head Vasiliev Leonid Michailovich, Registration Date 22-02-2017 Organization Institute of Geotechnical mechanics of NAS of Ukraine popup.description2 The object of study - dustiness of air in underground workings; Purpose - to define an acceptable level of dust; methods of research - analysis of mining conditions, the measurement results of dust and normative documents on levels of dust load; the result of research - identification of a safe level of airborne dust pneumoconiosis. Product Description popup.authors Васильєв Л. М. Усов О.О. popup.nrat_date 2020-04-02 Close