4. Mining or in situ disintegration of hard material
  5. Hard material disintegrating machines
  6. Cutter attached to endless chain or cable

Robert L. Hurd

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Chain driven cutting bucket for use in deep mining

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable
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Method and apparatus for deep mining using chain driven in fixed

Mining or in situ disintegration of hard material – Processes – With material-handling
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Profile ID: LFUS-PAI-P-823647

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