Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425505 | Pour tube with improved flow characteristics | Lawrence J. Heaslip, James D. Dorricott | 2002-07-30 |
| 5954989 | Erosion and abrasion resistant refractory composition and article made therefrom | Roger W. Brook | 1999-09-21 |
| 5681499 | Method and compositions for making refractory shapes having dense, carbon free surfaces and shapes made therefrom | Paul M. Benson, Duane L. Debastiani, David Stephenson, Phillipe Dumas, Eric Hanse | 1997-10-28 |
| 5273956 | Textured, polycrystalline, superconducting ceramic compositions and method of preparation | D. Lynn Johnson | 1993-12-28 |
| 5185300 | Erosion, thermal shock and oxidation resistant refractory compositions | Dale B. Hoggard | 1993-02-09 |
| 5151201 | Prevention of erosion and alumina build-up in casting elements | Mark K. Fishler, Gilbert Rancoule, Han Ki Park | 1992-09-29 |