Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179610 | Composite refractory tile for metallurgical furnace members | Carole S. Nguyen | 2001-01-30 |
| 5837104 | Extenders for hot face refractory of coke oven pusher side door | — | 1998-11-17 |
| 5728326 | Method of making hard-faced ceramic fiber module | — | 1998-03-17 |
| 5683552 | Coke oven door liner assembly | — | 1997-11-04 |
| 5154605 | Refractory tile section for reheating furnaces | — | 1992-10-13 |
| 5120477 | Preparing refractory articles by a freezecast process | — | 1992-06-09 |
| 4972785 | Free hanging reheat furnace door | — | 1990-11-27 |
| 4793900 | Universal coke oven door liner | — | 1988-12-27 |
| 4744867 | Door liner and door assembly for a coke oven | — | 1988-05-17 |
| 4666404 | Door for slab-heating furnace and the like | — | 1987-05-19 |
| 4597341 | Soaking pit cover | — | 1986-07-01 |
| 4424027 | Insulating tile for application to water cooled pipes and method for applying same to pipes | — | 1984-01-03 |
| 4330266 | Insulating tile for reheating furnaces | — | 1982-05-18 |