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Information × Registration Number 0213U005612, 0111U009347 , R & D reports Title Development of arrow-type executive element equipped with disc cutters for shearers for rock with the strength up to f 12 according to M.M. Protodyakonov's scale, as well as in order to exclude friction sparking and significant decreases of dust formation. popup.stage_title Head Pahomov Andriy Anatoliyovych, Registration Date 20-06-2013 Organization SE Donetsk State Research Planning - and - Design and Experimental Institute of Mine Integrated Mehanizashion popup.description2 The object of the research is the mining cutting tool instrument applied in coal engineering. The aim of the work is creation of executive branches of helldrivers with a cutting instrument as disk cutter, increase of the productivity of combines for solving problems of timely preparation of coal faces in the difficult mining and geological conditions, foremost on durability and abrasivity of containing ragstones. The research method is complex, containing: analysis of the state of realization of the preparatory output on the coal enterprises of Ukraine and abroad, classification of mining and geological conditions of application of helldrivers and determination of border areas economically effective application of them, taking into account durability and abrasivity of ragstones, analysis of constructions of executive bodies and tendencies of their improvement. Product Description popup.authors Пальчик В.С. Пахомов А.А. popup.nrat_date 2020-04-02 Close