Patents by Inventor Mathias Brehelin

Mathias Brehelin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the recovery of acetic acid
    Patent number: 9656940
    Abstract: The present invention relates to a process for the recovery of acetic acid. The invention more particularly relates to a process comprising a stage of liquid/liquid extraction of an aqueous solution comprising acetic acid and to a stage of distillation of the extract obtained.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: May 23, 2017
    Assignee: SOLVAY ACETOW GmbH
    Inventors: Daniel Amoros, Mathias Brehelin, Andreas Hummel, Thomas Krumrey
  • PROCESS FOR THE RECOVERY OF ACETIC ACID
    Publication number: 20150051423
    Abstract: The present invention relates to a process for the recovery of acetic acid. The invention more particularly relates to a process comprising a stage of liquid/liquid extraction of an aqueous solution comprising acetic acid and to a stage of distillation of the extract obtained.
    Type: Application
    Filed: May 14, 2012
    Publication date: February 19, 2015
    Applicant: SOLVAY ACETOW GmbH
    Inventors: Daniel Amoros, Mathias Brehelin, Andreas Hummel, Thomas Krumrey
  • METHOD FOR CARBOXYLIC ACID ESTERIFICATION
    Publication number: 20120220798
    Abstract: The present invention relates to a method for esterification from alcohols and carboxylic acids using a heterogeneous catalyst, wherein the esterification reaction is performed at high temperatures enabling an improvement in the compromise between selectivity, conversion, and kinetics in various types of devices for implementing the method.
    Type: Application
    Filed: August 23, 2010
    Publication date: August 30, 2012
    Applicant: RHODIA OPERATIONS
    Inventors: Daniel Amoros, Pascal Pitiot, Mathias Brehelin, Alexandre Tresmondi