Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345493 | Air separation process and system with gas turbine drivers | Arthur Ramsden Smith | 2002-02-12 |
| 6214258 | Feed gas pretreatment in synthesis gas production | Arthur Ramsden Smith | 2001-04-10 |
| 6141950 | Integrated air separation and combustion turbine process with steam generation by indirect heat exchange with nitrogen | Arthur Ramsden Smith | 2000-11-07 |
| 6116027 | Supplemental air supply for an air separation system | Arthur Ramsden Smith, William Curtis Kottke | 2000-09-12 |
| 5979183 | High availability gas turbine drive for an air separation unit | Arthur Ramsden Smith | 1999-11-09 |
| 5901547 | Operation method for integrated gasification combined cycle power generation system | Arthur Ramsden Smith | 1999-05-11 |
| 5806298 | Gas turbine operation with liquid fuel vaporization | Joseph Klosek | 1998-09-15 |
| 5740673 | Operation of integrated gasification combined cycle power generation systems at part load | Arthur Ramsden Smith | 1998-04-21 |
| 5722259 | Combustion turbine and elevated pressure air separation system with argon recovery | James C. Sorensen, Rakesh Agrawal, Arthur Ramsden Smith, Steven L. Feldman | 1998-03-03 |
| 5666823 | High pressure combustion turbine and air separation system integration | Arthur Ramsden Smith | 1997-09-16 |
| 5635541 | Elevated pressure air separation unit for remote gas process | Arthur Ramsden Smith, John Lloyd Dillon, IV | 1997-06-03 |
| 5634356 | Process for introducing a multicomponent liquid feed stream at pressure P.sub.2 into a distillation column operating at lower pressure P.sub.1 | Rakesh Agrawal | 1997-06-03 |
| 5442925 | Process for the cryogenic distillation of an air feed to produce a low to medium purity oxygen product using a single distillation column system | Rakesh Agrawal, Leigh A. Stapf | 1995-08-22 |
| 5425241 | Process for the cryogenic distillation of an air feed to produce an ultra-high purity oxygen product | Rakesh Agrawal | 1995-06-20 |
| 5275003 | Hybrid air and nitrogen recycle liquefier | Rakesh Agrawal, Jianguo Xu | 1994-01-04 |
| 5230217 | Inter-column heat integration for multi-column distillation system | Rakesh Agrawal | 1993-07-27 |
| 5224336 | Process and system for controlling a cryogenic air separation unit during rapid changes in production | Rakesh Agrawal, David M. Espie, Declan Patrick O'Connor, Jorge Anibal Mandler, Arthur Ramsden Smith | 1993-07-06 |
| 5129932 | Cryogenic process for the separation of air to produce moderate pressure nitrogen | Rakesh Agrawal | 1992-07-14 |
| 5114449 | Enhanced recovery of argon from cryogenic air separation cycles | Rakesh Agrawal | 1992-05-19 |
| 5077978 | Cryogenic process for the separation of air to produce moderate pressure nitrogen | Rakesh Agrawal | 1992-01-07 |
| 5049173 | Production of ultra-high purity oxygen from cryogenic air separation plants | Thomas E. Cormier, Rakesh Agrawal, Alan L. Prentice | 1991-09-17 |
| 5006137 | Nitrogen generator with dual reboiler/condensers in the low pressure distillation column | Rakesh Agrawal | 1991-04-09 |
| 5006139 | Cryogenic air separation process for the production of nitrogen | Rakesh Agrawal | 1991-04-09 |
| 4994098 | Production of oxygen-lean argon from air | Rakesh Agrawal | 1991-02-19 |
| 4936099 | Air separation process for the production of oxygen-rich and nitrogen-rich products | Rakesh Agrawal | 1990-06-26 |