Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6699369 | Apparatus and method for thermal desalination based on pressurized formation and evaporation of droplets | William F. Hartman, Larry J. Kepley | 2004-03-02 |
| 6447738 | Coproducing alumina, iron oxide, and titanium-dioxide from aluminum ore bodies and feedstocks | John S. Rendall, Massoud Ahghar, Fred A. Aiken | 2002-09-10 |
| 6056813 | Process and system for producing pigments directly from component raw materials without byproducts | John S. Rendall, Massoud Ahghar, Fred A. Aiken | 2000-05-02 |
| 5895523 | Process for making basic alkali metal sulfate pigments | John S. Rendall, Massoud Ahghar | 1999-04-20 |
| 4737267 | Oil shale processing apparatus and method | Sun-Sea Pao, John S. Rendall | 1988-04-12 |