Liquid purification or separation – Processes – Chemical treatment
Reexamination Certificate
2006-12-15
2008-09-02
Hruskoci, Peter A. (Department: 1797)
Liquid purification or separation
Processes
Chemical treatment
C210S757000, C210S763000, C210S904000, C210S911000, C423S509000
Reexamination Certificate
active
07419606
ABSTRACT:
A process for removing selenium from an aqueous stream using a supported sulfur material, and optionally the addition of an activating agent for enhanced removal of selenite, is disclosed.
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Anderson Richard
Cheung Tin Tack Peter
Cruze John
Dodwell Glenn W.
Johnson Marvin
Anderson Jeffrey A.
ConocoPhillips Company
Hruskoci Peter A.
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