Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689995 | Apparatus and method for healing a workpiece of metal | Helmut Eberhardt, Karl-Heinz Grosse, Karl Herchenrother | 2004-02-10 |
| 6677560 | Apparatus for inductively heating a workpiece | Helmut Eberhardt, Karl-Heinz Grosse, Karl Herchenrother | 2004-01-13 |
| 6638472 | Furnace roller | — | 2003-10-28 |
| 6547557 | Water-coolable furnace roller for conveying continuous-cast strip material workpieces through a roller hearth furnace | — | 2003-04-15 |
| 5800873 | Process for the production of sealed packaging containers and the use of a sealing coating for coating plastics films | Nicolaas Leonardus Maria Enthoven, Peter Eric van Rijn, Henricus Peturs Gemma van Sommeren | 1998-09-01 |