07604783 is referenced by 7 patents and cites 217 patents.

The present invention is directed to a precious metal recovery process in which basic ferric sulphates and/or jarosites are controlled by a number of mechanisms, including control of the oxidation reaction conditions in the first autoclave compartment, hot curing of the autoclave discharge slurry, and/or contacting of the autoclave feed slurry with the hot cured discharge liquid.

Title
Reduction of lime consumption when treating refractor gold ores or concentrates
Application Number
11/249120
Publication Number
7604783 (B2)
Application Date
October 11, 2005
Publication Date
October 20, 2009
Inventor
Cesare Giosue Ferron
Peterborough
CA
Christopher Andrew Fleming
Omemee
CA
Jinxing Ji
Burnaby
CA
James A King
West Vancouver
CA
Agent
Sheridan Ross P C
Assignee
Placer Dome Technical Services
CA
IPC
C22B 11/00
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