Issued Patents All Time
Showing 76–100 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5901579 | Cryogenic air separation system with integrated machine compression | Kevin William Mahoney, Christine Barbara Allen-Hayes, Jack Michael Leo, Paul Arthur Henry, Todd Alan Skare +1 more | 1999-05-11 |
| 5901578 | Cryogenic rectification system with integral product boiler | Kenneth Kai Wong, Michael James Lockett, Vijayaraghavan Srinivasan, John K. Howell, Jr. | 1999-05-11 |
| 5896755 | Cryogenic rectification system with modular cold boxes | Kenneth Kai Wong, John Billingham, Michael Douglas Monteith, Neil M. Prosser | 1999-04-27 |
| 5888265 | Air separation float glass system | Joseph Alfred Weber, Theodore F. Fisher | 1999-03-30 |
| 5878597 | Cryogenic rectification system with serial liquid air feed | Eric Owen Mueller, Cheryl Ann Engels, David R. Parsnick, John P. Ricotta | 1999-03-09 |
| 5873264 | Cryogenic rectification system with intermediate third column reboil | Susan Marie Sattan | 1999-02-23 |
| 5857357 | Column configuration and method for argon production | Michael James Lockett | 1999-01-12 |
| 5839296 | High pressure, improved efficiency cryogenic rectification system for low purity oxygen production | Susan Marie Sattan | 1998-11-24 |
| 5836175 | Dual column cryogenic rectification system for producing nitrogen | — | 1998-11-17 |
| 5836174 | Cryogenic rectification system for producing multi-purity oxygen | John Fredric Billingham, Michael James Lockett | 1998-11-17 |
| 5836173 | System for producing cryogenic liquid | Nancy Jean Lynch, Paul Arthur Henry | 1998-11-17 |
| 5832748 | Single column cryogenic rectification system for lower purity oxygen production | — | 1998-11-10 |
| 5829271 | Cryogenic rectification system for producing high pressure oxygen | Nancy Jean Lynch, Shanda Gardner Fry | 1998-11-03 |
| 5806342 | Cryogenic rectification system for producing low purity oxygen and high purity oxygen | Nancy Jean Lynch, Susan Marie Sattan, James R. Handley | 1998-09-15 |
| 5802872 | Cryogenic air separation with combined prepurifier and regenerators | John Fredric Billingham, James R. Dray | 1998-09-08 |
| 5799508 | Cryogenic air separation system with split kettle liquid | Kevin John Potempa | 1998-09-01 |
| 5799505 | System for producing cryogenic liquefied industrial gas | Nancy Rose Cribbin, Joseph Alfred Weber, John Fredric Billingham, Neno T. Nenov | 1998-09-01 |
| 5765396 | Cryogenic rectification system for producing high pressure nitrogen and high pressure oxygen | — | 1998-06-16 |
| 5730003 | Cryogenic hybrid system for producing high purity argon | Tu Cam Nguyen, Mohamed Safdar Allie Baksh, Joseph Alfred Weber | 1998-03-24 |
| 5701763 | Cryogenic hybrid system for producing low purity oxygen and high purity nitrogen | Henry Edward Howard | 1997-12-30 |
| 5682765 | Cryogenic rectification system for producing argon and lower purity oxygen | Nancy Jean Lynch | 1997-11-04 |
| 5682766 | Cryogenic rectification system for producing lower purity oxygen and higher purity oxygen | Nancy Jean Lynch | 1997-11-04 |
| 5678427 | Cryogenic rectification system for producing low purity oxygen and high purity nitrogen | Susan Marie Sattan | 1997-10-21 |
| 5669236 | Cryogenic rectification system for producing low purity oxygen and high purity oxygen | John Fredric Billingham, Michael James Lockett | 1997-09-23 |
| 5666824 | Cryogenic rectification system with staged feed air condensation | — | 1997-09-16 |