Patents by Inventor Dieter Zurawsky

Dieter Zurawsky 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 of manufacturing sulphur from SO.sub.2 containing gases
    Patent number: 4695444
    Abstract: Sulphur is manufactured out of sulphur dioxide containing gases by dividing the feed gas in two flows of gas having a volume ratio of 2 to 1 and reducing the greater flow of gas on a carbon containing substance like anthracite, thereby obtaining hydrogen sulfide which is mixed with the smaller flow of gas, the mixture being converted in a Claus process to sulphur.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: September 22, 1987
    Assignee: Foster Wheeler Energy Corporation
    Inventors: Horst Grochowski, Dieter Zurawsky, Karl Knoblauch, Klaus Goldschmidt, Jurgen Schwarte