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Publikováno v:
Journal of Physics: Conference Series. 1582:012098
The extraction of oceanic ores will make it possible to extract a complex of strategic metals: manganese, nickel, copper, cobalt, molybdenum, zinc. The following materials are considered as cost-effective mineral raw in the ocean: manganese nodules
Publikováno v:
Journal of Physics: Conference Series. 1582:012097
Currently, there is a lack of efficiency of intensification of the rotational drilling process. Therefore, it is proposed to amplify it with shock loads by installing a downhole hammer (DH) into the rig’s drilling assembly, for instance, SBSh-250.