Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7055580 | System for cleaning tubes of heat exchangers and cleaning bodies for use in the system | Dietmar Altegoer, Rainer Kretzschmar | 2006-06-06 |
| 6945316 | System for cleaning tubes of heat exchangers and cleaning bodies therefor | Dietmar Altegoer, Rainer Kretzschmar | 2005-09-20 |
| 6360896 | Apparatus for cleaning liquid fluids | — | 2002-03-26 |
| 6223809 | Screening device for eliminating balls from a coolant line | Hartono Widjaja | 2001-05-01 |
| 6070652 | Lock for balls for cleaning cooling systems | Hartono Widjaja, Peter Schink | 2000-06-06 |
| 5628898 | Backwashable filter having elements with elastically deflectable lips | Klaus Eimer, Dieter Patzig, Dirk Trostmann | 1997-05-13 |
| 4904397 | Device for the mechanical cleansing of fluids | Klaus Eimer, Detlef Taprogge, Klaus-Michael Bitzer, Dieter Patzig | 1990-02-27 |
| 4406031 | Cleaning member for cleaning the interior of heat exchanger tubes | Klaus Eimer, Felix Kraker, Gunther Schmitz, Hans Sonnenschein | 1983-09-27 |
| 4383346 | Cleaning member for cleaning the interior of heat exchanger tubes | Rolf Bochinski, Klaus Eimer, Gunther Schmitz | 1983-05-17 |