The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 08, 2014

Filed:

Dec. 23, 2010
Applicants:

James L. Bailey, Hinsdale, IL (US);

Laurel A. Barnes, Chicago, IL (US);

Stanley G. Wiedmeyer, Glen Ellyn, IL (US);

Mark A. Williamson, Naperville, IL (US);

James L. Willit, Batavia, IL (US);

Inventors:

James L. Bailey, Hinsdale, IL (US);

Laurel A. Barnes, Chicago, IL (US);

Stanley G. Wiedmeyer, Glen Ellyn, IL (US);

Mark A. Williamson, Naperville, IL (US);

James L. Willit, Batavia, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 7/02 (2006.01); C25C 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrolytic oxide reduction system according to a non-limiting embodiment of the present invention may include a plurality of anode assemblies and an anode shroud for each of the anode assemblies. The anode shroud may be used to dilute, cool, and/or remove off-gas from the electrolytic oxide reduction system. The anode shroud may include a body portion having a tapered upper section that includes an apex. The body portion may have an inner wall that defines an off-gas collection cavity. A chimney structure may extend from the apex of the upper section and be connected to the off-gas collection cavity of the body portion. The chimney structure may include an inner tube within an outer tube. Accordingly, a sweep gas/cooling gas may be supplied down the annular space between the inner and outer tubes, while the off-gas may be removed through an exit path defined by the inner tube.


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