Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759214 | Screw pump with at least two parts | Eduardo Nuss, Arthur Zinke, Aluisio Loth, Lorenz Lessmann, Sérgio Krahn +15 more | 2017-09-12 |
| 9670779 | Borehole submersible pump assembly with a drive and a bearing arrangement disposed at opposite ends of a screw pump | Arthur Zinke, Eudes Borchardt | 2017-06-06 |