Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618473 | Method for improving operational efficiency in clogged induction melting and pouring furnaces | David C. Williams | 2009-11-17 |
| 6866696 | Additive for production of irons and steels | — | 2005-03-15 |
| 6733565 | Additive for production of irons and steels | — | 2004-05-11 |
| 6293988 | Inoculant and inoculant method for gray and ductile cast irons | — | 2001-09-25 |
| 5008074 | Inoculant for gray cast iron | James M. Csonka, Michael A. Merritt | 1991-04-16 |