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Patents
TFS holds the worldwide, exclusive license to the TEP™ patents and owns the AFIT™ patents.  All TEP™ intellectual property was developed under the direction of John Stencel at the University of Kentucky.  The AFIT™ intellectual property was developed under the direction of John Stencel at TFS with R&D funding assistance from the SBIR program of the National Science Foundation.

Patent #
Name
Description
Date

7,086,535

Particle Separation/Purification System, Diffuser and Related Methods

A separator for intended use in separating particles having a selected charge from a particle mixture entrained in or carried by a fluid flow is disclosed.

August 8, 2006
6,498,313 Electrostatic Particle Separation System, Apparatus and Related Method

An electrostatic separation system with a plurality of chambers and variable electric field length is described. A method of particle separation is taught.

Dec. 24, 2002
6,323,451 B1 Particle Separation System using Parallel Multistage Electrostatic Separators An electrostatic separation apparatus with a plurality of stages and curtain gas flow generation system are described.
Nov. 27, 2001
5,944,875 Triboelectric Separator with Mixing Chamber and Pre-Separator

A triboelectric separation apparatus, comprising: a mixing chamber with opposed first and second charging ports for feeding respective first and second particle streams into said mixing chamber so that said first and second particle streams impinge thereby electrically charging particles contained in said first and second particle streams.

Aug. 31, 1999
5,938,041 Apparatus and Method for Triboelectrostatic Separation A triboelectric separation apparatus, comprising: a pneumatic eductor wherein particles to be separated are accelerated by a driving fluid: a separator including an inlet fro receiving said particles to be separated.
Aug. 17, 1999
5,755,333 Method and Apparatus for Triboelectric Centrifugal Separation A method for separating two species of particles present in a raw feedstock, comprising: electrically charging at least one of the said two species of particles being separated.
May 26, 1998
10/588,091 Instruments, Related Systems, and Methods for Monitoring or Controlling Foaming The automated foam index test instrument is described.
October 27, 2006
05725773.5 Instruments, Related Systems, and Methods for Monitoring or Controlling Foaming The automated foam index test instrument is described.
November 29, 2006

 

 
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