Patents by Inventor Andrew Eades

Andrew Eades 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).

  • Buoyant media flotation
    Patent number: 7037432
    Abstract: A clarification system for fluids in which particles are separated from the fluid by flotation and in which the buoyant media inducing the flotation is recycled. Flotation can be assisted by a flotation assistance device, such as dissolved air flotation.
    Type: Grant
    Filed: March 23, 2005
    Date of Patent: May 2, 2006
    Assignee: The F.B. Leopold Co., Inc.
    Inventors: Andrew Eades, Jeffrey Penno
  • Buoyant media flotation
    Publication number: 20050161406
    Abstract: A clarification system for fluids in which particles are separated from the fluid by flotation and in which the buoyant media inducing the flotation is recycled. Flotation can be assisted by a flotation assistance device, such as dissolved air flotation.
    Type: Application
    Filed: March 23, 2005
    Publication date: July 28, 2005
    Inventors: Andrew Eades, Jeffrey Penno
  • Buoyant media flotation
    Patent number: 6890431
    Abstract: A clarification system for fluids in which particles are separated from the fluid by flotation and in which the buoyant media inducing the flotation is recycled. Flotation can be assisted by a flotation assistance device, such as dissolved air flotation.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: May 10, 2005
    Assignee: The F. B. Leopold Co., Inc.
    Inventors: Andrew Eades, Jeffrey Penno
  • Nozzle and method of use
    Patent number: 5505881
    Abstract: The invention relates to apparatus (1) for distributing a gas in a liquid, particularly for "floating" particulate matter from raw or flocculated sewage, comprising an inlet (2) for a gas entrained in a liquid carrier such as recycled sewage, a sinuous part (16, 18) of a flow path (3) through the apparatus, and a downstream outlet (4, 11) of substantially uniform cross section adapted to allow gas to be released from the liquid carrier and to be dispersed laterally of the flow path (3).
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: April 9, 1996
    Inventors: Andrew Eades, Grant A. Ockleston