| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Materials and metallurgy | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Chemical or physical processes | |
| #3 | Compounds containing metals |
| # | Name | Total Patents |
|---|---|---|
| #1 | Flick Gert | 2 |
| #2 | Tregl Josef | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1198748B | Process for the removal of aggressive carbonic acid by filtration using chemically reactive filter materials | |
| DE1024025B | Process for the production of filter material for the deacidification of drinking and industrial water | |
| DE841878C | Process for the production of a granular filter material, especially for water purification |