Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713921 | System and method for the production of argon in an air separation plant facility or enclave having multiple cryogenic air separation units | — | 2023-08-01 |
| 10981103 | System and method for enhanced recovery of liquid oxygen from a nitrogen and argon producing cryogenic air separation unit | Neil M. Prosser, John Fredric Billingham, Henry Edward Howard | 2021-04-20 |
| 10119756 | Oxygen backup method and system | James P. Meagher, Gerald A. Paolino, John Fredric Billingham | 2018-11-06 |
| 9291388 | Method and system for air separation using a supplemental refrigeration cycle | Jeremiah J. Rauch, Andrew M. Warta, Hao Wu, Sophia J. Dowd | 2016-03-22 |
| 8484992 | Krypton xenon recovery from pipeline oxygen | Neil M. Prosser, Ihuaku Ihejirika | 2013-07-16 |
| 8479535 | Method and apparatus for producing high purity oxygen | Richard David Karp | 2013-07-09 |
| 8397535 | Method and apparatus for pressurized product production | Henry Edward Howard, Richard John Jibb, Todd Alan Skare, Maulik R. Shelat | 2013-03-19 |
| 6732544 | Feed air precooling and scrubbing system for cryogenic air separation plant | Andrew E. Taraboletti | 2004-05-11 |
| 6694776 | Cryogenic air separation system for producing oxygen | Andrew E. Taraboletti | 2004-02-24 |
| 5878597 | Cryogenic rectification system with serial liquid air feed | Eric Owen Mueller, Dante Patrick Bonaquist, Cheryl Ann Engels, John P. Ricotta | 1999-03-09 |
| 5546767 | Cryogenic rectification system for producing dual purity oxygen | James R. Dray, Theodore F. Fisher, Michael W. Wisz | 1996-08-20 |
| 5235816 | Cryogenic rectification system for producing high purity oxygen | James R. Dray | 1993-08-17 |
| 5108476 | Cryogenic air separation system with dual temperature feed turboexpansion | James R. Dray | 1992-04-28 |
| 5098456 | Cryogenic air separation system with dual feed air side condensers | James R. Dray | 1992-03-24 |