Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5746321 | Combination magnetic separation, classification and attrition process for renewing and recovering particulates | William P. Hettinger, Jr., Howard F. Moore, Terry L. Goolsby | 1998-05-05 |
| 5636747 | Combination magnetic separation, classification and attrition process for renewing and recovering particulates | William P. Hettinger, Jr., Howard F. Moore, Terry L. Goolsby | 1997-06-10 |
| 4687492 | Cyclone for lessening formation of carbonaceous deposits | Paul W. Walters | 1987-08-18 |