Method of production of a methionine salt

US9023284B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Hans Joachim Hasselbach · Gelnhausen, DE
• Martin Koerfer · Alzenau, DE
• Christof P. Gruener · Mobile, US
• Franz H. Hanrath · Mobile, US
• Juergen Stock · Braunschweig, DE
• Jignesh Gangadwala · Mobile, US
• Horst Krull · Hanau, DE

Key dates

• Filing date: Aug 29, 2012
• Grant date: May 5, 2015
• Expiry date: Apr 6, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/10
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A reaction system suitable for production of a methionine salt contains a reactive rectification column containing a weir having a height of 100 mm or more.