Issued Patents 1994
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375478 | Test sample taking arrangement | — | 1994-12-27 |
| 5348420 | Method and arrangement for influencing liquid in ground | — | 1994-09-20 |
| 5345820 | Method of and arrangement for determining geohydraulic permeability of ground regions through which ground water flows | — | 1994-09-13 |
| 5345655 | Method of and arrangement for obtaining liquids and/or gases from ground or rock layers | — | 1994-09-13 |
| 5346330 | Method of yielding oil residues or oil containing liquids from contaminated ground layers | — | 1994-09-13 |
| 5322128 | Method of forming well regions | — | 1994-06-21 |
| 5318698 | Arrangement for cleaning contaminated ground water | — | 1994-06-07 |
| 5281333 | Arrangement for cleaning ground water | — | 1994-01-25 |