Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636747 | Combination magnetic separation, classification and attrition process for renewing and recovering particulates | William P. Hettinger, Jr., Howard F. Moore, A. V. Peppard | 1997-06-10 |