Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534827 | Roll stand | Verena Thome | 2022-12-27 |
| 9427787 | Method and apparatus for making cold-pilger-rolled tubes | Mark Haverkamp, Martin Sauerland | 2016-08-30 |
| 8191391 | Drive for a cold pilger mill | — | 2012-06-05 |
| 7082799 | Drive system for a rolling mill | Horst Stinnertz | 2006-08-01 |
| 7073362 | Drive for cold pilger rolling stand | — | 2006-07-11 |
| 6257040 | Method for controlling a hydraulic rotary and feed drive for a cold pilger rolling mill | Wolfgang Ernhardt, Bernhard Gromada, Ernst Holler, Horst Mattes | 2001-07-10 |
| 5916320 | Method for manufacturing tubes using the cold pilger rolling method | Horst Stinnertz | 1999-06-29 |
| 5778718 | Process for rolling tubes | Horst Stinnertz | 1998-07-14 |
| 5606885 | Device for the guiding away cold-rolled tubes behind a cold pilger rolling mill | Wilfried Schrey | 1997-03-04 |
| 5540076 | Crank mechanism for a cold pilger rolling mill | Ralf Bonsels | 1996-07-30 |
| 5450741 | Roll tool for cold pilger rolling of pipes | Karl-Ernst Genter | 1995-09-19 |
| 5419173 | Forward feed gear mechanism for a cold pilger rolling mill | Klaus Rehag | 1995-05-30 |
| 5377515 | Process for cold pilger rolling of thin-walled pipes | — | 1995-01-03 |
| 5291108 | Method of equalizing the torque on a drive of a pilger rolling mill | Josef Gerretz, Klaus Rehag | 1994-03-01 |