Patents by Inventor Reginald J. H. Pannell

Reginald J. H. Pannell 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 and apparatus for electrostatic application of liquids or powders on substances or objects
    Patent number: 4520754
    Abstract: The present invention relates to a process and an apparatus for electrostatic application of liquids or powders on many different substances and objects, by means of a cone diffusing the substances or objects to be coated, in free fall continuously along the internal wall of a tube where a high voltage positive corona zone is produced, while the liquid or powder is prayed from a centrifugal atomizer, by which a high voltage negative corona zone is produced, so that the liquid or powder is charged negatively and is attracted by the substances or objects charged positively and sliding on the wall of the tube.
    Type: Grant
    Filed: December 14, 1982
    Date of Patent: June 4, 1985
    Assignees: Lester Gange, Reginald James Harding Pannell, E.D.T. Electrostatic Deposition Technologies S.p.A.
    Inventors: Lester Gange, Reginald J. H. Pannell