Patents by Inventor Dennis G. Horstmann

Dennis G. Horstmann 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).

  • Synergistic biocides of certain nitroimidazoles and aldehydes
    Patent number: 4920141
    Abstract: A mixture of bactericides of nitroimidazoles, particularly 1,2-dimethyl-5-nitro-1H-imidazole, or salts thereof and aldehydes, particularly glutaraldehyde and formaldehyde, has been found to exhibit synergistic results in inhibiting the growth of sulfate-reducing bacteria.
    Type: Grant
    Filed: February 24, 1988
    Date of Patent: April 24, 1990
    Assignee: Petrolite Corporation
    Inventors: Dennis G. Horstmann, Douglas S. Jones