Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119756 | Oxygen backup method and system | David R. Parsnick, James P. Meagher, John Fredric Billingham | 2018-11-06 |
| 5582036 | Cryogenic air separation blast furnace system | Raymond Francis Drnevich, Craig LaForce, Neil M. Prosser | 1996-12-10 |
| 5501078 | System and method for operating an integrated gas turbine and cryogenic air separation plant under turndown conditions | — | 1996-03-26 |
| 5467601 | Air boiling cryogenic rectification system with lower power requirements | Raymond Francis Drnevich, Neil M. Prosser | 1995-11-21 |
| 5467602 | Air boiling cryogenic rectification system for producing elevated pressure oxygen | Raymond Francis Drnevich | 1995-11-21 |
| 5263327 | High recovery cryogenic rectification system | Raymond Francis Drnevich | 1993-11-23 |