Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241692 | Method for operating a heat exchanger, arrangement with a heat exchanger, and system with a corresponding arrangement | Ralph Spöri, Axel Lehmacher, Pascal FREKO, Paul Heinz, Felix Rößler | 2025-03-04 |
| 12044471 | Method for operating a heat exchanger, arrangement with a heat exchanger, and system with a corresponding arrangement | Ralph Spöri, Reinhold Hölzl, Axel Lehmacher, Alexander WOITALKA, Sven Schauder | 2024-07-23 |
| 11976880 | Method and installation for low temperature separation of air | — | 2024-05-07 |
| 11846468 | Method and unit for low-temperature air separation | Christian Kunz, Wolfgang Haag, Lars Kirchner, Tobias Lautenschlager, Dimitri GOLUBEV | 2023-12-19 |
| 10690408 | Method and device for variably obtaining argon by means of low-temperature separation | — | 2020-06-23 |
| 10591209 | Air separation plant, method for obtaining a product containing argon, and method for creating an air separation plant | — | 2020-03-17 |
| 10533795 | Method for obtaining an air product in an air separating system with temporary storage, and air separating system | — | 2020-01-14 |
| 10401083 | Plant for producing oxygen by cryogenic air separation | Thomas Nohlen, Lars Kirchner, Dimitri GOLUBEV | 2019-09-03 |
| 10209004 | Method for obtaining an air product in an air separation plant and air separation plant | Ralph Spöri, Christian Zimmermann | 2019-02-19 |
| 9964353 | System and method for generation of oxygen by low-temperature air separation | Tobias Lautenschlager | 2018-05-08 |
| 9170048 | Device for the cryogenic separation of air | Kurt Huber | 2015-10-27 |
| 6708523 | Process and apparatus for producing high-purity nitrogen by low-temperature fractionation of air | Ralph Spöri, Michael Lauter | 2004-03-23 |
| 6499313 | Process and apparatus for generating high-purity nitrogen by low-temperature fractionation of air | Ralph Spoeri | 2002-12-31 |
| 6301929 | Process and apparatus for producing pressurized oxygen and krypton/xenon by low-temperature fractionation of air | — | 2001-10-16 |
| 6038885 | Air separation process | Horst Corduan | 2000-03-21 |