Apparatus and method for the electrodepositing of aluminum

US4066515A · kind A · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Klaus Stoger · Nuremberg, DE
• Richard Dotzer · Nuremberg, DE
• Johann Gehring · Spardorf, DE

Key dates

• Filing date: Aug 12, 1976
• Grant date: Jan 3, 1978
• Expiry date: Aug 12, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C25D3/44
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

Apparatus for electrodepositing aluminum from aprotic, oxygen-free and water-free organo-aluminum electrolytes in which a heatable treatment tank is closed off in an airtight manner and contains a rotatable electroplating drum with a first heatable tank for storing an aprotic oxygen-free and water-free organo-aluminum electrolyte and a second tank for storing a rinsing liquid connected to the treatment tank.