Patents by Inventor Theo Zarfl

Theo Zarfl 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).

  • Method for the separation of methyl mercaptan from reaction gas mixtures
    Patent number: 7199270
    Abstract: The invention relates to a method for the separation of methyl mercaptan from reaction gas mixtures obtained by means of the catalytic conversion of H2S with methanol, by means of converting the methyl mercaptan into MMP in the presence of the byproducts with acrolein, and separating the same.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: April 3, 2007
    Assignee: Degussa AG
    Inventors: Alexander Möller, Wolfgang Böck, Stephan Rautenberg, Hans-Joachim Hasselbach, Wolfgang Taugner, Harald Heinzel, Theo Zarfl
  • Method for the separation of methyl mercaptan from reaction gas mixtures
    Publication number: 20050137426
    Abstract: The invention relates to a method for the separation of methyl mercaptan from reaction gas mixtures obtained by means of the catalytic conversion of H2S with methanol, by means of converting the methyl mercaptan into MMP in the presence of the byproducts with acrolein, and separating the same.
    Type: Application
    Filed: December 17, 2004
    Publication date: June 23, 2005
    Inventors: Alexander Moller, Wolfgang Bock, Stephan Rautenberg, Hans-Joachim Hasselbach, Wolfgang Taugner, Harald Heinzel, Theo Zarfl