4. Mining or in situ disintegration of hard material
  5. Cutter tooth or tooth head
  6. Cleansing fluid passage

Roger F. J. Adam

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Cutterhead for water jet assisted cutting

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage
Patent

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Pre-bolting system for underground mines

Mining or in situ disintegration of hard material – Processes – Stabilizing underground structure
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Profile ID: LFUS-PAI-P-87529

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