Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5480473 | Method for intensifying the reactions in metallurgical reaction vessels | Gregory J. Hardie, Mark P. Schwarz | 1996-01-02 |
| 5407461 | Method for protecting the refractory lining in the gas space of a metallurgical reaction vessel | Gregory J. Hardie, Mark P. Schwarz | 1995-04-18 |
| 5328157 | Method and an apparatus for sealing tuyeres in the surrounding refractory lining | — | 1994-07-12 |
| 5316268 | Method for increasing the durability of refractory vessel linings | — | 1994-05-31 |
| 4789139 | Methods of and apparatus for constructing refractory brick linings on tuyere plates for metal treating vessels | Hans-Georg Fassbinder | 1988-12-06 |
| 4673167 | Method for installing a converter bottom | Karl Brotzmann | 1987-06-16 |
| 4356035 | Steelmaking process | Karl Brotzmann | 1982-10-26 |
| 4315772 | Process for steel production and converter for carrying out the process | Manfred Chitil | 1982-02-16 |
| 4196159 | Process for increasing the life of the refractory masonry of metallurgical vessels | Karl Brotzmann | 1980-04-01 |