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Information × Registration Number 0205U004100, 0103U001826 , R & D reports Title Creation and substantiation of parameters of the cutting tool with a working lateral face for coal combines popup.stage_title Head Boyko Nikolaj Grigorijevith, Registration Date 28-02-2005 Organization Donetsk National Technical University popup.description2 The new type of cutting tool is developed. The experimental researches are carried out, the mathematical model of efforts, formed on a cutter with a working lateral face and methods are developed. Parameters of cutters with a working lateral face ensuring 20-30% reduction of energy expenses for coal crushing, significant improvement of coal grain-size distribution and 1,3-1,5 times increasing of productivity of stoping combines are determined. Product Description popup.authors popup.nrat_date 2020-04-02 Close