Patents by Inventor Scott E. Heffner

Scott E. Heffner 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).

  • Methods for purging absorptive materials used in the removal of contaminates from an aqueous medium
    Patent number: 7713424
    Abstract: Methods, systems and apparatus are provided for purging an adsorptive material of entrapped particulates. Methods, systems and apparatus rely upon a reverse loop for reversing the flow of medium within an adsorption material, allowing particulates caught within the adsorption material to be preferentially moved through and out of the adsorption material.
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: May 11, 2010
    Assignee: WRT International LLC
    Inventors: Charles S. Williams, Scott E. Heffner
  • Methods for Purging Absorptive Materials Used in the Removal of Contaminates from an Aqueous Medium
    Publication number: 20090236289
    Abstract: Methods, systems and apparatus are provided for purging an adsorptive material of entrapped particulates. Methods, systems and apparatus rely upon a reverse loop for reversing the flow of medium within an adsorption material, allowing particulates caught within the adsorption material to be preferentially moved through and out of the adsorption material.
    Type: Application
    Filed: March 18, 2009
    Publication date: September 24, 2009
    Applicant: WRT International LLC
    Inventors: Charles S. Williams, Scott E. Heffner
  • System and apparatus for purging absorptive materials used in the removal of contaminates from an aqueous medium
    Patent number: 7520987
    Abstract: Methods, systems and apparatus are provided for purging an adsorptive material of entrapped particulates. Methods, systems and apparatus rely upon a reverse loop for reversing the flow of medium within an adsorption material, allowing particulates caught within the adsorption material to be preferentially moved through and out of the adsorption material.
    Type: Grant
    Filed: November 15, 2006
    Date of Patent: April 21, 2009
    Assignee: WRT International LLC
    Inventors: Charles S. Williams, Scott E. Heffner