Patents Assigned to Procatalyse S.A. - Justia Patents Search

Patents Assigned to Procatalyse S.A.

Method for regenerating anthraquinone derivatives during a synthesis process of hydrogen peroxide 30 %

Patent number: 6103917

Abstract: The invention concerns a method for regenerating a working solution for producing hydrogen peroxide 30%, in which the working solution is contacted with alumina at a temperature of approximately 40-160.degree. C.

Type: Grant

Filed: July 27, 1999

Date of Patent: August 15, 2000

Assignee: Procatalyse S.A.

Inventors: Jean-Luc Le Loarer, Christophe Nedez, Bernard Taxil