Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6214084 | Iron manufacturing process | Neeraj Saxena, Paul A. Sweeney | 2001-04-10 |
| 6113672 | Multiple equalization pressure swing adsorption process | Yudong Chen, Ravi Kumar, Robert M. Thorogood, Simon Davies | 2000-09-05 |
| 6083299 | High pressure purge pressure swing adsorption process | Yudong Chen, Ravi Kumar, Robert M. Thorogood, Simon Davies | 2000-07-04 |
| 6045603 | Two phase pressure swing adsorption process | Yudong Chen, Narayanan Ramprasad | 2000-04-04 |
| 5993517 | Two stage pressure swing adsorption process | Yudong Chen, Ramakrishnan Ramachandran | 1999-11-30 |
| 5980857 | Production of carbon monoxide from syngas | Yudong Chen, Simon Davies, Ravi Kumar, Robert M. Thorogood | 1999-11-09 |
| 5925326 | Process for the production of high purity carbon dioxide | Carl Schatz | 1999-07-20 |
| 5743929 | Process for the production of high purity carbon dioxide | Carl Schatz | 1998-04-28 |
| 5714132 | Production of hydrogen and carbon monoxide from oxyfuel furnace off-gas | Satish S. Tamhankar, Ramachandran Krishnamurthy | 1998-02-03 |
| 5538706 | Hydrogen and carbon monoxide production by partial oxidation of hydrocarbon feed | Ramachandran Krishnamurthy, Donald L. MacLean | 1996-07-23 |
| 5232473 | Pressure swing adsorption with countercurrent feed pressurization | Ramachandran Krishnamurthy, Hung Nguyen | 1993-08-03 |
| 5186008 | Cryogenic freezer apparatus and method | Jack Appolonia, Clair F. Wheeler | 1993-02-16 |