Patents by Inventor Al J. Kovolick

Al J. Kovolick 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).

  • Reclamation of spent aluminum rolling coolant oils, emulsions and dispersions
    Patent number: 6059976
    Abstract: The present invention is a process for reclaiming and recycling oil/water mixtures. These mixtures are preferably hot or cold rolling oils for aluminum manufacturing operations. When used, the rolling oils contain organometallic particles and have less constituents than the unused oils. The present process enables the valuable portion of the oil to be reused by passing through an acid wash and a reconstitution process.
    Type: Grant
    Filed: June 22, 1998
    Date of Patent: May 9, 2000
    Assignee: Kaiser Aluminum & Chemical Corporation
    Inventors: Al J. Kovolick, Robert A. Dickinson, Michael A. Green