Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447593 | Foundry sand with oxidation promoter | Nicholas Edward Sargent, Mei Cai | 2002-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447593 | Foundry sand with oxidation promoter | Nicholas Edward Sargent, Mei Cai | 2002-09-10 |