Patents by Inventor Barbara Howell

Barbara Howell 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: 5624577
    Abstract: Oil and water continuously collected during an oil spill skimming operation s initially heated for flow through a separator wherein water is separated and discharged into the sea to reduce the water content of a heated oil and water solution fed to a combustion chamber under pressure for continuous in-situ burning interrelated by feedback control with the heating step to provide combustion products, including combustion gas that is cooled and cleansed by scrubbing before discharge to atmosphere, and a slurry of cooled non-gaseous combustion products that are evaporatively dried to form a reduced quantity of carbonaceous solid waste.
    Type: Grant
    Filed: December 1, 1995
    Date of Patent: April 29, 1997
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: John P. Wehrle, Eugene C. Fischer, John R. Ness, Barbara Howell