Hein; Hans C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hein; Hans C..The latest application filed is for "process for improving phase separations in solvent extraction circuits".

Company Profile

0.7.5

Hein; Hans C. - Santiago CL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for improving phase separations in solvent extraction circuits Grant 8,298,510 - Rojas , et al. October 30, 2	2012-10-30
Method for heap and dump leaching coupled with solvent extraction for metal recovery Grant 7,635,457 - Kordosky , et al. December 22, 2	2009-12-22
Process for improving phase separations in solvent extraction circuits App 20070292325 - Rojas; Eladio ; et al.	2007-12-20
Interlaced series parallel configuration for metal solvent extraction plants Grant 7,166,144 - Hein , et al. January 23, 2	2007-01-23
Method for metal heap and dump leaching coupled with metal solvent extraction App 20060088458 - Kordosky; Gary A. ; et al.	2006-04-27
Concentrated solutions of oxime metal extractants and method of formulating extractant compositions therefrom Grant 7,025,899 - Sudderth , et al. April 11, 2	2006-04-11
Interlaced series parallel configuration for metal solvent extraction plants App 20040261579 - Hein, Hans C. ; et al.	2004-12-30
Processes for the recovery of copper from aqueous solutions containing nitrate ions Grant 6,702,872 - Virnig , et al. March 9, 2	2004-03-09
Processes for the recovery of copper from aqueous solutions containing nitrate ions App 20030061910 - Virnig, Michael J. ; et al.	2003-04-03
Concentrated solutions of oxime metal extractants and method of formulating extractant compositions therefrom App 20020157572 - Sudderth, R. Brantley ; et al.	2002-10-31
Method of recovering extractant Grant 5,879,556 - Hein March 9, 1	1999-03-09
Process for recovering metals from solution through solvent extraction and pyrometallurgical reduction Grant 4,561,887 - Domic , et al. December 31, 1	1985-12-31

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