Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7402274 | Metal making lance slag detection system | George Cingle, III, Michael Mattich | 2008-07-22 |
| 6217824 | Combined forged and cast lance tip assembly | Theodore J. Leczo, Stephen A. Manley, Peter J. Danek | 2001-04-17 |
| 5865876 | Multipurpose lance | Richard R. Watkins, Kenneth M. Goodson | 1999-02-02 |
| 5635130 | Combined oxygen blowing/fuel burner lance assembly | Theodore J. Leczo, Gerald R. Glatz | 1997-06-03 |
| 5377960 | Oxygen/carbon blowing lance assembly | Theodore J. Leczo, Gary Bugar | 1995-01-03 |
| 4732370 | Self contained double O'ring slip joint and quick disconnect lance | William W. Berry | 1988-03-22 |
| RE32220 | Lance mounted spray apparatus | Leo L. Meinert | 1986-08-05 |
| 4494737 | Lance for repairing the lining of steelmaking vessels | Leo L. Meinert | 1985-01-22 |
| 4386763 | Lance mounted spray apparatus | Leo L. Meinert | 1983-06-07 |
| 4322033 | Lance and method for removing skulls from steelmaking vessels | Leo L. Meinert | 1982-03-30 |
| 4272989 | Instrument lance for basic oxygen steelmaking furnace | Leo L. Meinert | 1981-06-16 |
| 4245824 | Chute for charging vessels | — | 1981-01-20 |
| 4230274 | Lance for removing skulls from steelmaking vessels | Leo L. Meinert | 1980-10-28 |
| 4211316 | Chute for charging steel making vessels | Charles Timothy Smith | 1980-07-08 |