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:
Jul. 07, 1992
Filed:
Mar. 26, 1991
Applicant:
Inventor:
Arnt T Olsen, Borhaug, NO;
Assignee:
Elkem Aluminium ANS, , NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ; C25C / ; H05B / ; H05B / ;
U.S. Cl.
CPC ...
204245 ; 204247 ; 204279 ; 204294 ; 373 89 ; 373 95 ; 373 97 ;
Abstract
The present invention relates to an arrangement for closing the top of a Soderberganode used in an electrolytic cell for production of aluminum. The anode comprises an anode casing and vertical contact bolts for holding and for conducting electric current to the anode. The top of the anode is closed by means of at least one central cover having openings for the contact bolts and at least one side cover which can be opened in order to charge anode paste to the anode.