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Information × Registration Number 0303U001597, 0102U006531 , R & D reports Title Development and industrial tests of the new technology with pillarless mining of ore by strips and smooth lowering of roof. popup.stage_title Розробка та промислові випробування нової технології з безціликовим вийманням руди полосами і плавним опусканням покрівлі. Head Nikonets V.I., Registration Date 08-04-2003 Organization State scientific-research mining institute popup.description2 There are developed technology with non-pillar ore mining and new method of rock pressure control with smooth lowering of roof. Inventory support for roof control is offered. Commercial test of new technology is carried out. Product Description popup.authors popup.nrat_date 2020-04-02 Close