Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9889497 | Molding materials for non-ferrous casting | Xianping Wang, Kathleen E. Lowe, Joerg Kroker | 2018-02-13 |
| 9518143 | “No-bake” foundry mix with extended work time | Michael R. Nocera, Jorg Kroker | 2016-12-13 |
| 4922991 | Composite core assembly for metal casting | Michael Pitcher, Albert L. Haugse, Richard L. Pelfrey | 1990-05-08 |
| 4543163 | Process for recovery of amine from spent acid stripping liquor | David M. Stamerjohn, Richard V. Norton | 1985-09-24 |
| 4472246 | Process for recovery of amine from spent acid stripping liquor | David M. Stamerjohn, Richard V. Norton | 1984-09-18 |
| 4293480 | Urethane binder compositions for no-bake and cold box foundry application utilizing isocyanato-urethane polymers | Ralph D. Martin, William R. Dunnavant, Heimo J. Langer | 1981-10-06 |