Patents by Inventor Gunter Beilstein

Gunter Beilstein 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 drying copper containing catalyst waste
    Patent number: 4168283
    Abstract: Viscous copper-containing catalyst waste is split up into solid particles and gaseous dichlorobutene along a steadily curved flow path, the liquid film flowing along an inner tube wall being driven along by the gas flowing at a higher rate in the core.
    Type: Grant
    Filed: September 29, 1978
    Date of Patent: September 18, 1979
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gunter Beilstein, Clemens Casper, Dieter Grenner, Johannes O. Sajben
  • Process for working up liquid copper-containing catalyst waste from isomerization reactions of dichlorobutene
    Patent number: 4070405
    Abstract: Improved working up of the waste from an isomerization reaction of dichlorobutene by precipitating the copper catalyst used in said process by adding a polar solvent and removing the resulting precipitate by filtration.
    Type: Grant
    Filed: July 13, 1976
    Date of Patent: January 24, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rolf Baatz, Gunter Beilstein, Dieter Grenner, Wilfried Keller, Dimitry Steinbach