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Information × Registration Number 0214U002526, 0108U010137 , R & D reports Title 3. The development of progressive technology of research holes drilling in hard geological conditions of coal beds in Donbass popup.stage_title Head Vasjuk B.M., Registration Date 14-01-2014 Organization Ukrainan State Geological Research Institute popup.description2 3. Improving economic performance and quality checking of coal seams reached existing coal-bearing devices improvements, including the development of universal coal-bearing node that is equipped with both crown reach diamond-carbide cutters and diamond crown standard design. Product Description popup.authors Васюк Б.М. popup.nrat_date 2020-04-02 Close
R & D report
3. The development of progressive technology of research holes drilling in hard geological conditions of coal beds in Donbass
Head: Vasjuk B.M.. 3. The development of progressive technology of research holes drilling in hard geological conditions of coal beds in Donbass. (popup.stage: ). Ukrainan State Geological Research Institute. № 0214U002526
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Updated: 2026-03-27


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