Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8977518 | Device and method for performing a functional test on a control element of a turbo engine | Ulrich Gebhardt | 2015-03-10 |
| 7025558 | Process for the reliable operation of turbocompressors with surge limit control and surge limit control valve | — | 2006-04-11 |
| 6558113 | Process and device for regulating a turbocompressor to prevent surge | — | 2003-05-06 |
| 6551068 | Process for protecting a turbocompressor from operating in the unstable working range | — | 2003-04-22 |
| 6293766 | Process for operating a compressor with a downstream user, and unit operating according to this process | — | 2001-09-25 |
| 6269299 | Process for the remote-controlled start-up of machinery, especially compressors and turbines | — | 2001-07-31 |
| 6164901 | Method and device for operating turbocompressors with a plurality of controllers that interfere one with each other | — | 2000-12-26 |
| 5960624 | Process for regulating gas pressures of catalyst regenerator expansion turbines | — | 1999-10-05 |
| 5765991 | Process and device for operating dynamic-type compressors with regulators with high proportional amplification | — | 1998-06-16 |
| 5762468 | Process for protecting a turbocompressor from operation in the unstable working range by means of fittings with two different regulating speeds | — | 1998-06-09 |
| 5108263 | Method of optimizing the operation of two or more compressors in parallel or in series | — | 1992-04-28 |
| 5099411 | Digital method of controlling and regulating a turbine that has gas or steam flowing through it and device for carrying out the method | Bernard Gebhardt, Ulrich Gebhardt | 1992-03-24 |
| 4968215 | Device for control of a turbocompressor | — | 1990-11-06 |
| 4948332 | Method of preventing surge in a turbocompressor by regulating blow-off | — | 1990-08-14 |
| 4946343 | Method of regulation that prevents surge in a turbocompressor | — | 1990-08-07 |
| 4944652 | Process and device for the control of turbo compressors | — | 1990-07-31 |
| 4938658 | Method of reliably operating turbocompressors | — | 1990-07-03 |
| 4936741 | Method of regulation that prevents surge in a turbocompressor by initiating blow-off when necessary | — | 1990-06-26 |
| 4936740 | Method of protecting a turbocompressor from surging by blowing off through a blow-off valve and device for carrying out the method | — | 1990-06-26 |
| 4831535 | Method of controlling the surge limit of turbocompressors | — | 1989-05-16 |
| 4831534 | Method and apparatus for controlling turbocompressors to prevent | — | 1989-05-16 |
| 4810163 | Method of controlling a turbocompressor | — | 1989-03-07 |
| 4796213 | Method of filtering signals for a controller of a turbo compressor | — | 1989-01-03 |
| 4789298 | Method and apparatus for controlling the operation of a turbocompressor | — | 1988-12-06 |
| 4781524 | Method and apparatus for detecting pressure surges in a turbo-compressor | — | 1988-11-01 |