Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656327 | Process for temporarily consolidating a bed of broken stones | — | 1997-08-12 |
| 5482583 | Process and agent for anchoring securing elements in drill holes | Volker Banhardt | 1996-01-09 |
| 5372844 | Process and device of applying multi-component resins and use of same | Volker Banhardt | 1994-12-13 |