Impact continuous meshing multi-orientation cutting efficient hybrid drill bit
The invention relates to a drill bit, in particular to an impact continuous meshing multi-orientation cutting efficient hybrid drill bit. The continuous meshing multi-orientation cutting efficient hybrid drill bit comprises a drill bit body. One or more impact cutting mechanisms are arranged below t...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
21.07.2017
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Subjects | |
Online Access | Get full text |
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