| 5471377 |
Process for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detected |
Roland Humpfner, Norbert Grass, Hans-Joachim Knaak, Franz Neulinger, Helmut Schummer |
1995-11-28 |
| 4873620 |
Voltage supply with recovery protection for a thyristor |
Franz Neulinger, Helmut Schummer, Walter Schmidt |
1989-10-10 |
| 4670829 |
Method and apparatus for supplying an electrostatic precipitator with high voltage pulses |
Richard Dallhammer, Hartmut Gaul, Walter Schmidt, Franz Neulinger, Helmut Schummer |
1987-06-02 |
| 4470095 |
Coil excitation arrangement for producing a pulse-shaped field of constant intensity |
— |
1984-09-04 |
| 4413225 |
Method of operating an electrostatic precipitator |
Walter Schmidt, Helmut Schummer, Franz Neulinger |
1983-11-01 |