Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture
Reexamination Certificate
2011-06-07
2011-06-07
Johnson, Edward M (Department: 1736)
Chemistry of inorganic compounds
Modifying or removing component of normally gaseous mixture
C423S213200
Reexamination Certificate
active
07955576
ABSTRACT:
A composition, containing vanadium and a support, wherein at least a portion of the vanadium has crystallite sizes of less than about 100 Å as determined by an analytical method such as X-Ray Diffraction, is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal from a gaseous feed stream which can optionally include a separate mercury adsorption stage.
REFERENCES:
patent: 7585487 (2009-09-01), Sughrue et al.
Cross Joseph B.
Dodwell Glenn W.
Johnson Marvin M.
Sughrue, II Edward L.
Yao Jianhua
ConocoPhillips Company
Johnson Edward M
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