Patents by Inventor Rainer Hagel

Rainer Hagel 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).

  • Mono- and dinitrodihydroxydiazobenzenes
    Patent number: 4246052
    Abstract: Metallic or ammonium salts of diazotized mono or dinitrodihydroxyaminobenzenes are disclosed wherein the corresponding aminonitrodihydroxybenzene has the formula ##STR1## where n equals 1 or 2. The amino group is diazotized to form the diazotized mono or dinitrodihydroxyaminobenzene from which the metallic or ammonium salt is formed. Disclosed in the application are metallic or ammonium salts of diazotized mono or dinitrodihydroxyaminobenzenes, processes for their preparation and their use as igniting agents for priming compositions and explosives.
    Type: Grant
    Filed: February 12, 1979
    Date of Patent: January 20, 1981
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rainer Hagel, Klaus Redecker