| RE33464 |
Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining |
— |
1990-11-27 |
| 4865297 |
Apparatus for melting and refining metals |
— |
1989-09-12 |
| 4797087 |
Method and apparatus for generating highly luminous flame |
— |
1989-01-10 |
| 4752330 |
Method for melting and refining metals |
— |
1988-06-21 |
| 4718643 |
Method and apparatus for rapid high temperature ladle preheating |
— |
1988-01-12 |
| 4664618 |
Recuperative furnace wall |
— |
1987-05-12 |
| 4642047 |
Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining |
— |
1987-02-10 |
| 4622007 |
Variable heat generating method and apparatus |
— |
1986-11-11 |
| 4494927 |
Centralized ladle heating and drying system |
— |
1985-01-22 |
| 4473350 |
Oxy-fuel burner |
— |
1984-09-25 |
| 4453913 |
Recuperative burner |
— |
1984-06-12 |
| 4432726 |
Centralized ladle heating and drying system |
— |
1984-02-21 |