Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11724299 | Method for straightening of a FeCrAl alloy tube | Fernando RAVE, Krister Wickman | 2023-08-15 |
| 11541441 | Transport system for a wire or a sheet and method for delivering a wire or a sheet | Christofer HEDVALL | 2023-01-03 |
| 11339631 | Downhole tubing or umbilical with sensor and method for manufacturing it | Christofer HEDVALL, Leandro Finzetto | 2022-05-24 |
| 11112063 | Sensor for a high-pressure line, and method for producing same | Udo Rauffmann, Christofer HEDVALL | 2021-09-07 |
| 11045848 | Cold-pilger rolling mill | Christofer HEDVALL | 2021-06-29 |
| 10987711 | Roll straightening machine and method for producing an elongated string member | — | 2021-04-27 |
| 10974295 | Cold pilger rolling mill and method for producing a pipe | Christofer HEDVALL, Udo Rauffmann | 2021-04-13 |
| 10946424 | Cold pilger rolling mill and method for producing a pipe | Christofer HEDVALL, Udo Rauffmann | 2021-03-16 |
| 10882090 | Method for forming a hollow of a ferritic FeCrAl alloy into a tube | Fernando RAVE, Jonas Gynnerstedt | 2021-01-05 |
| 10724658 | Method for manufacturing a tube of metal as well as a tube of metal | Jonas Rosen, Christofer HEDVALL, Udo Rauffmann, Leandro Finzetto, Jonas Gynnerstedt +1 more | 2020-07-28 |
| 10597743 | Process for producing a high-grade steel tube and high-grade steel tube | Jonas Guhrs, Christofer HEDVALL, Udo Rauffmann | 2020-03-24 |
| 10501820 | Method for producing a strand from stainless steel and strand made of stainless steel | Christofer HEDVALL, Udo Rauffmann | 2019-12-10 |
| 10480860 | Conveyor furnace | — | 2019-11-19 |
| 10400302 | Annealing furnace and method for annealing a steel strand | Christofer HEDVALL | 2019-09-03 |
| 10254047 | Furnace muffle for an annealing furnace | — | 2019-04-09 |
| 10226802 | Cold pilger rolling mill and method for forming a tube shell to a tube | — | 2019-03-12 |
| 10155257 | Feed drive for a cold pilgering mill | — | 2018-12-18 |
| 10092958 | Processing machine and method for working the end of a pipe | Udo Rauffmann | 2018-10-09 |
| 9839949 | Method for producing a steel tube including cleaning of the inner tube wall | Udo Rauffmann | 2017-12-12 |
| 9808844 | Method for producing a steel tube including cleaning of the outer tube wall | Udo Rauffmann | 2017-11-07 |
| 9796007 | Cold pilger rolling mill and method for forming a hollow shell into a tube | — | 2017-10-24 |
| 9776228 | Pilger rolling train | Udo Rauffmann | 2017-10-03 |
| 9649677 | Apparatus having a plurality of cold rolling installations | — | 2017-05-16 |
| 9539627 | Pilger rolling mill with a crank drive | — | 2017-01-10 |
| 9233406 | Winding device, roller system having a winding device and related method | Udo Rauffmann | 2016-01-12 |