4. Conveyors: power-driven
  5. Conveying system having plural power-driven conveying sections
  6. With relatively adjustable sections

David R. Hazen

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Apparatus for unitizing a pair of augers

Boring or penetrating the earth – Boring means including a continuously rotating bit...
Patent

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Cascading conveyor system

Conveyors: power-driven – Conveying system having plural power-driven conveying sections – With relatively adjustable sections
Patent

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Support system for a unitized pair of auger conveyors

Mining or in situ disintegration of hard material – Mine layouts
Patent

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Wire communications channel for a pair of unitized augers

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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Profile ID: LFUS-PAI-P-307783

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