Liquid purification or separation – Processes – Chromatography
Reexamination Certificate
2011-06-14
2011-06-14
Therkorn, Ernest G (Department: 1776)
Liquid purification or separation
Processes
Chromatography
C210S656000, C210S198200, C423S006000, C423S024000, C423S100000, C423S138000
Reexamination Certificate
active
07959812
ABSTRACT:
The subject of the present disclosure is a multi-column sequenced separation process and a drive for implementing this process. The disclosure applies particularly to the separation of metal derivatives such as uranium, nickel, copper, cobalt and other precious metals present in leaching effluents in hydrometallurgical processes.
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English Translation of the International Preliminary Report on Patentability, IB, Geneva, established Jul. 27, 2010, incorporating the English Translation of the Written Opinion of the ISA.
Gula Francis
Theoleyre Marc-Andre
Applexion
Harness & Dickey & Pierce P.L.C.
Therkorn Ernest G
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