Patents by Inventor Bernd Kutzner

Bernd Kutzner 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 obtention of purified heptafluoropropane
    Patent number: 7982072
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Grant
    Filed: December 10, 2010
    Date of Patent: July 19, 2011
    Assignee: Solvay S.A.
    Inventors: Thomas Müller, Dominique Balthasart, Bernd Kutzner
  • PROCESS FOR THE OBTENTION OF PURIFIED HEPTAFLUOROPROPANE
    Publication number: 20110081302
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HPC-227ea to two distillation steps at different pressures.
    Type: Application
    Filed: December 10, 2010
    Publication date: April 7, 2011
    Applicant: SOLVAY S.A.
    Inventors: Thomas Müller, Dominique Balthasart, Bernd Kutzner
  • Process for the obtention of purified heptafluoropropane
    Patent number: 7872162
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Grant
    Filed: December 1, 2008
    Date of Patent: January 18, 2011
    Assignee: Solvay S.A.
    Inventors: Thomas Müller, Dominique Balthasart, Bernd Kutzner
  • PROCESS FOR THE OBTENTION OF PURIFIED HEPTAFLUOROPROPANE
    Publication number: 20090090885
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Application
    Filed: December 1, 2008
    Publication date: April 9, 2009
    Applicant: SOLVAY S.A.
    Inventors: Thomas Mueller, Dominique Balthasart, Bernd Kutzner
  • Process for the obtention of purified heptafluoropropane
    Patent number: 7459591
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Grant
    Filed: July 24, 2007
    Date of Patent: December 2, 2008
    Assignee: Solvay S.A.
    Inventors: Thomas Müller, Dominique Balthasart, Bernd Kutzner
  • PROCESS FOR THE OBTENTION OF PURIFIED HEPTAFLUOROPROPANE
    Publication number: 20080021250
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Application
    Filed: July 24, 2007
    Publication date: January 24, 2008
    Applicant: SOLVAY S.A.
    Inventors: Thomas Muller, Dominique Balthasart, Bernd Kutzner
  • Process for the obtention of purified heptafluoropropane
    Publication number: 20040236162
    Abstract: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.
    Type: Application
    Filed: March 5, 2004
    Publication date: November 25, 2004
    Inventors: Thomas Muller, Dominique Balthasart, Bernd Kutzner