| 11543321 |
Methods and apparatus for leak detection from a thief hatch |
Vlad Cristinel Hanceanu, Istvan Bartha, Cristian Amza |
2023-01-03 |
| 10724638 |
Apparatus to protect sealing surfaces of thief hatches |
Istvan Bartha, Cristian Amza, John D. Cockerham, Vlad Cristinel Hanceanu |
2020-07-28 |
| 10443301 |
Thief hatches with diaphragm assisted sealing |
Istvan Bartha, Cristian Amza, John D. Cockerham, Vlad Cristinel Hanceanu |
2019-10-15 |
| 10161521 |
Apparatus to protect sealing surfaces of thief hatches |
Istvan Bartha, Cristian Amza, John D. Cockerham, Vlad Cristinel Hanceanu |
2018-12-25 |
| 9678514 |
Double port pressure regulator with floating seat |
Istvan Bartha, Florin R. Roman, Vlad Cristinel Hanceanu, Aaron P. Oprean |
2017-06-13 |
| 9417636 |
Pressure control assembly for a fluid regulator |
Istvan Bartha, Aaron P. Oprean, Florin R. Roman, Vlad Cristinel Hanceanu |
2016-08-16 |
| 9366343 |
Sliding gate regulator |
Florin R. Roman, Istvan Bartha, Vlad Cristinel Hanceanu, Aaron P. Oprean |
2016-06-14 |
| 9354638 |
Double port pressure regulator with floating seat |
Istvan Bartha, Florin R. Roman, Vlad Cristinel Hanceanu, Aaron P. Oprean |
2016-05-31 |