Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Thomas Anthony Villalon, Jr.0
Date of Patent
May 16, 2023
0Patent Application Number
176573920
Date Filed
March 31, 2022
0Patent Primary Examiner
CPC Code
A method for extracting noble metals from mining tailings and other solids is provided. The method uses a Lewis acid, Brønsted acid, complexing agent and oxygen to provide excellent extraction without the need for chorine gas or cyanide.
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