Method for activating passivated iron

US6815388B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Frank Ohlbach · Mülheim an der Ruhr, DE
• Rolf Fischer · Heidelberg, DE
• Hermann Luyken · Ludwigshafen, DE
• Johann-Peter Melder · Schifferstadt, DE
• Martin Merger · Bischofswerda, DE
• Andreas Ansmann · Wiesloch, DE
• Peter Bassler · Viernheim, DE

Key dates

• Filing date: Mar 19, 2002
• Grant date: Nov 9, 2004
• Expiry date: Nov 2, 2022

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J23/745
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Passivated iron useful as catalytically active component after activation is activated by hydrogen at elevated temperature and elevated pressure in the presence of a nitrile.