4. Conveyors: power-driven
  5. Conveying apparatus entirely supported by mobile ground...
  6. Including three relatively movable interconnected wheel or...

Roger D. Plumley

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Apparatus for continuously conveying coal from a continuous mini

Conveyors: power-driven – Conveying apparatus entirely supported by mobile ground... – Including three relatively movable interconnected wheel or...
Patent

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Continuous mining machine

Mining or in situ disintegration of hard material – Hard material disintegrating machines – With material-handling means
Patent

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Continuous mining machine

Motor vehicles – Special driving device – Portable track
Patent

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Dual auger continuous mining machine

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Rotary cutter head with advance direction coincident or...
Patent

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Mechanism for advancing continuous mining machine through mining

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Stepper-type advance-causing means
Patent

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Profile ID: LFUS-PAI-P-607604

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