Patents by Inventor Jeffery P. Kingsley

Jeffery P. Kingsley 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).

  • Patent number: 5009816
    Abstract: A gas-liquid mixing process and apparatus employing two or more stacked impeller-draft tube assemblies adapted to enable effective gas ingestion into a recirculating body of liquid by vortex development to be continued upon an appreciable variation in liquid level during the course of the mixing operation.
    Type: Grant
    Filed: April 26, 1990
    Date of Patent: April 23, 1991
    Assignee: Union Carbide Industrial Gases Technology Corporation
    Inventors: Mark K. Weise, Jeffery P. Kingsley, Lawrence M. Litz