Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684936 | Erosion-resistant cold-box foundry binder systems | James J. Archibald, H. Randall Shriver | 2004-02-03 |
| 6686402 | Cold-box foundry binder systems | H. Randall Shriver | 2004-02-03 |