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Information × Registration Number 0207U002704, 0104U002248 , R & D reports Title Development and substantiation of rational circuits of disclosing and parameters of development of deep horizons ferruterous cuarry, ferruterous quartzites providing profitable extraction popup.stage_title Head Vilkul Yoory Grygorowich, Registration Date 09-02-2007 Organization Krivoy Rog technical University popup.description2 A new methodology of deep bench mining at the open pits has been developed. The effect of constructive features of bench mining on the key pit parameters has been investigated. The theoretical base for estimation of capital mining operation volumes when developing the deep pits using the complex road diagrams has been elaborated. A new method of development of steeply pitching beds of the deposit with multi-relocation of inner waste dumps within the pit contour has been worked out. A new combined shovel & plough method for waste dump formation is proposed. Product Description popup.authors popup.nrat_date 2020-04-02 Close