| 10005307 |
Removable covering paint scheme of layers arranged on a heat-sensitive carrier, thermal printer, and method for thermal printing such a carrier |
Gyula Langos, Janosne Kocsardi, Laszlo Juhasz, Peter Juhasz, Zoltan Konya +1 more |
2018-06-26 |
| 5811009 |
Method and system for improved biological nitrification of wastewater at low temperature |
— |
1998-09-22 |
| 5213681 |
Method for biologically removing nitrogen from wastewater |
— |
1993-05-25 |
| 5160043 |
Method of exhausting dissolved oxygen in a nitrogen removal wastewater treatment process |
— |
1992-11-03 |
| 4827952 |
Dental flosser and dental floss |
— |
1989-05-09 |
| 4528103 |
Pressure filter |
Gordon Spilkin, Jack H. Eichler |
1985-07-09 |
| 4477393 |
Apparatus for dissolution of gases in liquid |
— |
1984-10-16 |
| 4466928 |
Apparatus for dissolution of gases in liquid |
— |
1984-08-21 |
| 4263137 |
Apparatus and method for the gravity settling of suspended solids |
— |
1981-04-21 |
| 4202774 |
Flow distributor for fluid bed biological reactor |
— |
1980-05-13 |