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.

Patent No.:

US 7504016 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 17, 2009

Filed:

Sep. 28, 2004
Applicants:

Claude Ritter, Coublevie, FR;

Benoît Sulmont, Chambéry, FR;

Inventors:

Claude Ritter, Coublevie, FR;

Benoît Sulmont, Chambéry, FR;

Assignee:

Aluminum Pechiney, Voreppe, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention relates to a method for controlling additions of powder materials into an electrolytic cell designed for the production of aluminium by fused bath electrolysis. The method according to the invention, which can easily be automated, can be used to maintain monitoring of operation of the feed even during anode effects.


Find Patent Forward Citations

Ritter, Claude. (2009). Method and system for controlling addition of powdery materials into the bath of an electrolysis cell for the production of aluminium (U.S. Patent No. 7504016). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7504016

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