Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8813825 | Permanent mold for continuous casting | Ralf Evertz, Stefan Evertz | 2014-08-26 |
| 8242632 | Lifting magnet and method for emergency power supply | — | 2012-08-14 |
| 7981192 | Method and device for producing binderless briquettes and briquettes comprising metal chips and metal dusts | Ralf Evertz, Stefan Evertz | 2011-07-19 |
| 6932147 | Continuous casting ingot mould | Rolf Seybold | 2005-08-23 |
| 6315640 | Method for cutting metal bodies with a water jet | Rolf Seybold | 2001-11-13 |
| 4679355 | Apparatus for grinding a semifinished steel product | Rolf Seybold | 1987-07-14 |
| 4669529 | Continuous casting mould | — | 1987-06-02 |
| 4593846 | Hammer-tool, particularly for driving bolts and like fasteners | Rolf Seybold | 1986-06-10 |
| 4586557 | One-piece, open-ended, water-cooled continuous casting mould and method of making the same | Rolf Seybold | 1986-05-06 |
| 4555094 | Process for the repair of slide plates | Jorg Pirdzun | 1985-11-26 |
| 4405383 | Method and apparatus for a surface stripping treatment of objects consisting of iron with a high carbon content | Helmut Rahn | 1983-09-20 |
| 4404232 | Method of depositing metal coating layers containing particles on the walls of chill moulds | — | 1983-09-13 |
| 4298180 | Method of repairing steelworks ingot moulds and cast-iron steelworks ingot mould | R. Seybold | 1981-11-03 |