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.:
Date of Patent:
Sep. 13, 1988
Filed:
Jun. 17, 1987
Applicant:
Inventor:
Claude Vanvoren, St. Jean de Maurienne, FR;
Assignee:
Aluminum Pechiney, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B28C / ; C25C / ; C25B / ; H05B / ;
U.S. Cl.
CPC ...
264 404 ; 204 67 ; 204294 ; 264 401 ; 264109 ; 373 88 ; 373 89 ;
Abstract
The invention relates to a method of regulating the tar content of precooked anodes intended for the production of aluminum by electrolysis, to an optimum level Bm corresponding to the maximum dry density of the anodes, which utilizes measurements on crude anodes emerging from compaction and without awaiting the results of the cooking process. The method comprises the following repeatedly carrying out of the following sequence of steps: