Patents by Inventor Beate Kleinwaechter

Beate Kleinwaechter 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).

  • Catalyst for the selective hydrogenation of aromatic halonitro compounds to aromatic haloamines and a process for its production
    Patent number: 5512529
    Abstract: A modified supported noble metal catalyst is disclosed for the selective hydrogenation of aromatic halonitro compounds to form aromatic haloamines. The support consists of active carbon. The active component is platinum modified with copper. The new catalyst is distinguished by good selectivity and a high yield.
    Type: Grant
    Filed: June 4, 1993
    Date of Patent: April 30, 1996
    Assignee: Degussa Aktiengesellschaft
    Inventors: Klaus Deller, Bertrand Despeyroux, Erik Peldszus, Beate Kleinwaechter