Leaching of precious metal ore with fluoroaliphatic surfactant
 A method for improving the recovery of gold and silver from precious metal ore is disclosed. The method comprises contacting precious metal ore with an aqueous solution containing certain fluoroaliphatic surfactants. 
Minnesota Mining and Manufacturing Company
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C08F C22B C22B
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George G. I. Patricia M. Michael J. Chetan P. Miguel A. Jennifer E.
Moore Savu Sierakowski Jariwala Guerra Waddell