Patents by Inventor John Phillip Lanci, Sr.

John Phillip Lanci, Sr. 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).

  • Fluid energy mill
    Patent number: 6145765
    Abstract: An improved fluid energy mill having a curved-shaped insert having a leading edge and a trailing edge with an azimuthal angle of between 10.degree. and 300.degree. and a positive or zero angle of attack is disclosed. This mill provides for lower energy consumption while improving or maintaining product specifications, and improved production rates.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: November 14, 2000
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: William Edward Capelle, Jr., John Donald Connolly, Jr., Stephan Claude De La Veaux, Ana Estela Diaz, John Phillip Lanci, Sr., George Alan Schurr
  • Continuous wet treatment process to prepare durable, high gloss titanium dioxide pigment
    Patent number: 5993533
    Abstract: A process is provided to prepare durable, high gloss titanium dioxide pigments by a continuous wet treatment process which involves curing of a silica coating at pH of between 7.0 and 8.5. Pigment prepared in this fashion is substantially free from Al(OH).sub.3 impurities and has excellent performance properties in high quality latex paint formulations.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: November 30, 1999
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Michael P Diebold, Charles Robert Bettler, Phillip Martin Niedenzu, Anhtony John Coombe, John Phillip Lanci, Sr.