Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12196485 | Method and apparatus for obtaining pressurized nitrogen by cryogenic separation of air | — | 2025-01-14 |
| 12196488 | Method for obtaining one or more air products, and air separation unit | Daniel Palaniswamy Otte | 2025-01-14 |
| 12158303 | Method for obtaining one or more air products and air separation system | Dirk Schwenk | 2024-12-03 |
| 11959701 | Air separation unit and method for production of high purity nitrogen product using a distillation column system with an intermediate pressure kettle column | Neil M. Prosser | 2024-04-16 |
| 11846468 | Method and unit for low-temperature air separation | Christian Kunz, Stefan Lochner, Wolfgang Haag, Lars Kirchner, Tobias Lautenschlager | 2023-12-19 |
| 11602713 | Method for cryogenic separation of air, and air separation plant | — | 2023-03-14 |
| 11098950 | Process for obtaining one or more air products and air separation plant | — | 2021-08-24 |
| 10845118 | Distillation column system and plant for production of oxygen by cryogenic fractionation of air | — | 2020-11-24 |
| 10488106 | Method and apparatus for producing compressed nitrogen and liquid nitrogen by cryogenic separation of air | — | 2019-11-26 |
| 10480853 | Method for the cryogenic separation of air and air separation plant | Tobias Lautenschlager | 2019-11-19 |
| 10458702 | Method and device for the low-temperature separation of air at variable energy consumption | — | 2019-10-29 |
| 10401083 | Plant for producing oxygen by cryogenic air separation | Stefan Lochner, Thomas Nohlen, Lars Kirchner | 2019-09-03 |
| 10215489 | Method and device for the low-temperature separation of air at variable energy consumption | — | 2019-02-26 |