4. Mining or in situ disintegration of hard material
  5. Expansible breaking-down devices
  6. Fluid-pressed element

Mituya Sakai

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Rock crushing device

Mining or in situ disintegration of hard material – Expansible breaking-down devices – Fluid-pressed element
Patent

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Rock crushing device and a method thereof

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of hard material disintegrating machine
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Profile ID: LFUS-PAI-P-50451

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