Patents by Inventor Ronald E. Keukelaar

Ronald E. Keukelaar 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).

  • Composite material for ozone removal
    Patent number: 4315837
    Abstract: A composite material is provided for the removal of ozone from a gaseous stream, which is made of a support matrix having coated on its surface an adhering layer of fine particles of Hopcalite. The support matrix is preferably made of a material that has a relatively board transition region. A particularly preferred material for the matrix is a polymeric ethyl vinylacetate.
    Type: Grant
    Filed: April 16, 1980
    Date of Patent: February 16, 1982
    Assignee: Xerox Corporation
    Inventors: John L. Rourke, Ronald E. Keukelaar