Method and apparatus for open pit bench mining

Details Method and apparatus for open pit bench mining Method and apparatus for open pit bench mining

2005-09-09

2010-06-01

Deuble, Mark A (Department: 3651)

Conveyors: power-driven

Conveyor having impinging fluid to feed, shift or discharge...

Having cleaning means

C198S537000, C198S698000

Reexamination Certificate

active

07726465

ABSTRACT:
A bench mining system and mining method, particularly useful for open pit bench mining, employs a combination of bulldozers and transversely movable apron feeders to provide the primary mechanism for removal of overburden. The apron feeders are preferably equipped with a self-cleaning arrangement to facilitate continuous operation without undue stoppages.

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European Search Report from counterpart European Patent Nov. 28, 2008 from Counterpart Appln. No. 05796495.9.
Supplementary European Report Search Report dated Nov. 19, 2008 from Counterpart European Appln. No. EP 0579 6495.9.

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