Patent ID: 8535485
Filing Date: 2013-09-17
Classification: C10G,C10L,E02F,E21C

Abstract:
1. A system for forming an oil sand slurry from mined oil sand, comprising: a slurry preparation tower having a descending sequence of components for preparing the oil sand slurry without requiring a screen to screen out oversized lumps, comprising: at least one conveyor, having a discharge end, for transporting mined oil sand to the slurry preparation tower; a metal detector for detecting a piece of metal in the mined oil sand during the transport of the mined oil sand to the slurry preparation tower, and transmitting a signal; and a metal rejection device operative to, in response to the signal from the metal detector, reject a portion of mined oil sand containing the piece of metal before the portion of mined oil sand enters the slurry preparation tower.