Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484501 | METHOD OF HEAT TRANSFORMATION FOR GENERATING HEATING MEDIA WITH OPERATIONALLY NECESSARY TEMPERATURE FROM PARTLY COLD AND PARTLY HOT HEAT LOSS OF LIQUID-COOLED INTERNAL COMBUSTION PISTON ENGINES AND DEVICE FOR EXECUTING THE METHOD | Peter Thomsen, Marcus Gunther | 2002-11-26 |
| 5806554 | Double seat valve | — | 1998-09-15 |
| 5732727 | Leakfree switching process for a double-seat valve and a sealing system for carrying out the process | Jurgen Schreiber, Markus Pawlik | 1998-03-31 |
| 5575305 | Procedure for cleaning a double seat valve and valve arrangement for implementing the process | — | 1996-11-19 |
| 5435853 | Process for cleaning the seats of double seat valves | — | 1995-07-25 |
| 5086816 | Assembly for the transfer, mass determination and mass separation of fluent material, particularly for beverages such as milk or beer | — | 1992-02-11 |
| 5085241 | Process for controlling a leakage cavity of a valve and an apparatus therefor | — | 1992-02-04 |
| 5048555 | Process and apparatus for protecting and supporting a seal of a valve | Erich Schlotterbeck | 1991-09-17 |
| 4995416 | Process for controlling the medium inlet into at least one leakage cavity of a valve and an apparatus for its performance | — | 1991-02-26 |
| 4757834 | Method and apparatus for the realization of a leakage-free switching double seat valve adapted for cleaning seat surfaces | — | 1988-07-19 |
| 4687015 | Process for the simultaneous cleaning of both seat surfaces of a double seat valve with a product action on at least one side and device to perform the process | — | 1987-08-18 |
| 4458543 | Cleanable sampling valve | — | 1984-07-10 |
| 4436106 | Pipeline switch with leakage control and cleanable leakage cavity | Otto A. P. Tuchenhagen, Herbert Robert Coura | 1984-03-13 |
| 4362327 | Separable pipe and/or armature connection | — | 1982-12-07 |
| 4344453 | Pipeline switch with leakage control and cleanable leakage cavity | Otto A. P. Tuchenhagen, Herbert Robert Coura | 1982-08-17 |