Invention Grant
- Patent Title: Non-carbon anodes
- Patent Title (中): 非碳阳极
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Application No.: US10591634Application Date: 2005-03-18
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Publication No.: US07846308B2Publication Date: 2010-12-07
- Inventor: Vittorio De Nora , Thinh T. Nguyen
- Applicant: Vittorio De Nora , Thinh T. Nguyen
- Applicant Address: CA Montreal
- Assignee: Riotinto Alcan International Limited
- Current Assignee: Riotinto Alcan International Limited
- Current Assignee Address: CA Montreal
- Priority: WOPCT/IB2004/000886 20040318; WOPCT/IB2004/001416 20040429
- International Application: PCT/IB2005/000797 WO 20050318
- International Announcement: WO2005/090643 WO 20050929
- Main IPC: C25C3/06
- IPC: C25C3/06 ; C25C3/08 ; C25C3/12
Abstract:
An anode for electrowinning of aluminium from alumina comprises a cobalt-containing metallic outer part that is covered with an integral oxide layer containing predominantly cobalt oxide CoO. The integral oxide layer can be formed by surface oxidation of cobalt from the metallic outer part before use.
Public/Granted literature
- US20070144617A1 Non-carbon anodes Public/Granted day:2007-06-28
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