Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935123 | Apparatus for the classification or separation of solid materials | Zsolt Csillag, Karoly Solymar, Tibor Kalman, Pai Toth, Ferenc Rosenmann +10 more | 1990-06-19 |
| 4927549 | Lubricant of lubricating oil basis for lubricating rotating and/or sliding surfaces and process for preparing same | Jozsef Harsanyi, Laszlo Kohanyi, Karoly Domsa, Lajos Szakacs, Aladar Imre | 1990-05-22 |
| 4828617 | Priming and body paint having an active anti-corrosive and surface cleaning effect | Zsolt Csillag, Tibor Kalman, Laszlo Zsembery, Gyorgy Keebe, Eva Hidvegy +1 more | 1989-05-09 |
| 4807815 | Air-jet mill and associated pregrinding apparatus for comminuating solid materials | Zsolt Csillag, Karoly Solymar, Tibbr Kalman, Pal Toth, Ferenc Rosemann +10 more | 1989-02-28 |
| 4772255 | Method and apparatus for sizing grains smaller than 300.mu. | Zsolt Csillag, Laszlo Zsemberi, Tibor Kalman, Karoly Solymar, Gyula Horvath +4 more | 1988-09-20 |
| 4425219 | Method for the production of liquid carbon compounds from coal | Erik Kroo, Laszlo Kovacs, Istvan Nemes, Katalin Szabo nee Mogyorosi, Galina Moger nee Eremineva +4 more | 1984-01-10 |
| 4368333 | Method for the chemical utilization of coal by liquid phase oxidation | Laszlo Kovacs, Galina Moger nee Eremineva, Dezso Gal, Peter Hajdu, Julia Lukacs +6 more | 1983-01-11 |
| 4366129 | Process for producing alumina and ferric oxide from aluminium carriers with high iron and silicon content | Bela Czegledi, Mihaly Csovari, Miklos Erdelyi, Lajos Streker, Istvan Toth +2 more | 1982-12-28 |
| 4226632 | Process for producing high-purity alumina and hydraulic cement | Laszlo Kapolyi, Gyorgy Vamos, Jerzy Grzymek, Anna D. Grzymek, Stanislaw Bethke +1 more | 1980-10-07 |