Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861410 | Method of joining metal oxide containing ceramic bodies | Robert H. Krabill | 1989-08-29 |
| 4844848 | Method for preparing Al.sub.2 O.sub.3 powder and products | Kenneth W. Wistrom | 1989-07-04 |
| 4801399 | Inorganic salts as peptizing agents in the preparation of metal oxide sol-gel compositions | William J. Dalzell, Brenda L. Adams | 1989-01-31 |