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Assignee: Placer Dome, Inc.

Location: CA
No. of patents: 1

Number	Title	Issue Date
6251163	Method for recovering gold from refractory carbonaceous ores The process of the present invention recovers precious metals from refractory carbonaceous precious metal ores by floating a portion of the ground ore, blending the concentrate with an unfloated portion of the ore, autogenously autoclaving the blended mat...	06/26/2001