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Machine translation
1. (WO2001032961) ELECTROLYTIC PRODUCTION OF HIGH PURITY ALUMINUM USING INERT ANODES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2001/032961    International Application No.:    PCT/US2000/029825
Publication Date: 10.05.2001 International Filing Date: 27.10.2000
Chapter 2 Demand Filed:    31.05.2001    
IPC:
C25C 3/06 (2006.01), C25C 3/12 (2006.01)
Applicants: ALCOA INC. [US/US]; 201 Isabella Street, Pittsburgh, PA 15212-5858 (US) (For All Designated States Except US).
RAY, Siba, P. [US/US]; (US) (For US Only).
LIU, Xinghua [CN/US]; (US) (For US Only).
WEIRAUCH, Douglas, A., Jr. [US/US]; (US) (For US Only)
Inventors: RAY, Siba, P.; (US).
LIU, Xinghua; (US).
WEIRAUCH, Douglas, A., Jr.; (US)
Agent: HANDELMAN, Joseph, H.; Ladas & Parry, 26 West 61st Street, New York, NY 10023 (US)
Priority Data:
09/431,756 01.11.1999 US
Title (EN) ELECTROLYTIC PRODUCTION OF HIGH PURITY ALUMINUM USING INERT ANODES
(FR) PRODUCTION ELECTROLYTIQUE D'ALUMINUM A HAUTE PURETE AU MOYEN D'ANODES INERTES
Abstract: front page image
(EN)A method of producing commercial purity aluminum in an electrolytic reduction cell comprising inert anodes is disclosed. The method produces aluminum having acceptable levels of Fe, Cu and Ni impurities. The inert anodes used in the process preferably comprise a cermet material comprising ceramic oxide phase portions and metal phase portions.
(FR)L'invention concerne un procédé de production d'aluminium de pureté commerciale dans une cellule de réduction électrolytique comprenant des anodes inertes. Le procédé produit de l'aluminium comprenant des niveaux acceptables d'impuretés de Fe, de Cu et de Ni. Les anodes inertes utilisées selon le procédé comprennent, de préférence, un matériau cermet renfermant des parties de phase d'oxyde céramique et des parties de phase métallique.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CR, CU, CZ, DE, DK, DM, DZ, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, TZ, UA, UG, US, UZ, VN, YU, ZA, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)