Issued Patents All Time
Showing 101–123 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666828 | Cryogenic hybrid system for producing low purity oxygen and high purity oxygen | Henry Edward Howard, Paul Louis Just | 1997-09-16 |
| 5664438 | Cryogenic side column rectification system for producing low purity oxygen and high purity nitrogen | Susan Marie Sattan | 1997-09-09 |
| 5655388 | Cryogenic rectification system for producing high pressure gaseous oxygen and liquid product | Robert A. Beddome, Michael Yijian Jin | 1997-08-12 |
| 5628207 | Cryogenic Rectification system for producing lower purity gaseous oxygen and high purity oxygen | Henry Edward Howard | 1997-05-13 |
| 5611219 | Air boiling cryogenic rectification system with staged feed air condensation | — | 1997-03-18 |
| 5582033 | Cryogenic rectification system for producing nitrogen having a low argon content | Michael Yijian Jin | 1996-12-10 |
| 5564290 | Cryogenic rectification system with dual phase turboexpansion | John H. Ziemer, Cheryl Ann Engels, James B. Wulf, Robert A. Beddome | 1996-10-15 |
| 5557951 | Process and apparatus for recovery and purification of argon from a cryogenic air separation unit | Ravi Prasad | 1996-09-24 |
| 5448893 | Process for maximizing the recovery of argon from an air separation system at high argon recovery rates | Henry Edward Howard, William Matthew Canney, William A. Nash | 1995-09-12 |
| 5440884 | Cryogenic air separation system with liquid air stripping | Michael James Lockett | 1995-08-15 |
| 5431023 | Process for the recovery of oxygen from a cryogenic air separation system | Henry Edward Howard | 1995-07-11 |
| 5406800 | Cryogenic rectification system capacity control method | — | 1995-04-18 |
| 5402647 | Cryogenic rectification system for producing elevated pressure nitrogen | Mark Julian Roberts | 1995-04-04 |
| 5386691 | Cryogenic air separation system with kettle vapor bypass | Robert A. Beddome, Michael James Lockett | 1995-02-07 |
| 5365741 | Cryogenic rectification system with liquid oxygen boiler | Mark Julian Roberts, Robert A. Beddome | 1994-11-22 |
| 5339648 | Distillation system with partitioned column | Michael James Lockett, Richard A. Victor | 1994-08-23 |
| 5329443 | Two-phase method for real time process control | Michael D. Jordan, Mark H. Karwan | 1994-07-12 |
| 5313800 | Process for maximizing the recovery of argon from an air separation system at high argon recovery rates | Henry Edward Howard, William Matthew Canney, William A. Nash | 1994-05-24 |
| 5315521 | Chemical process optimization method | Thomas C. Hanson, Michael D. Jordan | 1994-05-24 |
| 5303556 | Single column cryogenic rectification system for producing nitrogen gas at elevated pressure and high purity | James R. Dray, Mark Julian Roberts, Harry Cheung, Paul Louis Just, James Brian Mize +1 more | 1994-04-19 |
| 5282365 | Packed column distillation system | Richard A. Victor, Robert A. Beddome | 1994-02-01 |
| 5133790 | Cryogenic rectification method for producing refined argon | John R. Bianchi, Richard A. Victor | 1992-07-28 |
| 5098457 | Method and apparatus for producing elevated pressure nitrogen | Harry Cheung | 1992-03-24 |