Patents Assigned to Flyashdirect, Ltd.
  • Patent number: 7942566
    Abstract: The present invention provides a system for treating fly ash and a method of use thereof. The system and method allow for the quick and consistent application of a chemical entity to fly ash so that the characteristics of the fly ash are changed in order to allow use of the fly ash in a new capacity. One specific example is the use of treated fly ash in concrete. The system disclosed herein may be used to treat fly ash as it is produced at a coal-burning power plant or as it is unloaded from a pneumatic truck.
    Type: Grant
    Filed: August 15, 2006
    Date of Patent: May 17, 2011
    Assignee: Flyashdirect, Ltd.
    Inventor: James H. Irvine
  • Patent number: 7938571
    Abstract: The present invention provides a system for treating powder materials, such as fly ash, cement, slag, or the like, and a method of use thereof. The material treatment system facilitates the application of a desired chemical entity to the material passing through the system. The material treatment system disclosed herein is capable of performing this task while the material is moved at a high velocity. The system includes a fluidized bed chamber, discharge chamber, application chamber, and concentration chute. The result is the quick and consistent application of a chemical entity to the material so that the treated material has the desired characteristics.
    Type: Grant
    Filed: July 12, 2007
    Date of Patent: May 10, 2011
    Assignee: Flyashdirect, Ltd.
    Inventor: James H. Irvine