Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5411578 | Vacuum swing adsorption process with mixed repressurization and provide product depressurization | Charles F. Watson, Roger Dean Whitley, Rakesh Agrawal | 1995-05-02 |
| 5395427 | Two stage pressure swing adsorption process which utilizes an oxygen selective adsorbent to produce high purity oxygen from a feed air stream | Kevin Francis Mansfield, Robert F. Weimer | 1995-03-07 |
| 5354346 | Purge effluent repressurized adsorption process | — | 1994-10-11 |
| 5330561 | Extended vacuum swing adsorption process | Tarik Naheiri, Charles F. Watson | 1994-07-19 |
| 5328503 | Adsorption process with mixed repressurization and purge/equalization | Tarik Naheiri, Charles F. Watson | 1994-07-12 |
| 5294247 | Adsorption process to recover hydrogen from low pressure feeds | Eric William Scharpf | 1994-03-15 |
| 5266102 | O.sub.2 VSA process with low O.sub.2 capacity adsorbents | Thomas Richard Gaffney, John F. Kirner, Robin Joyce Maliszewskyj, William P. Schmidt | 1993-11-30 |
| 5258060 | Adsorptive separation using diluted adsorptive phase | Thomas Richard Gaffney, John F. Kirner, Robin Joyce Maliszewskyj | 1993-11-02 |
| 5248322 | Depressurization effluent repressurized adsorption process | — | 1993-09-28 |
| 5202057 | Production of ammonia synthesis gas | David M. Nicholas, Joseph P. Bushinsky, Wilbur C. Kratz | 1993-04-13 |
| 5133785 | Separation of multicomponent gas mixtures by selective adsorption | Wilbur C. Kratz | 1992-07-28 |
| 5073356 | Integrated processes for the production of carbon monoxide | David E. Guro, David M. Nicholas, Gary Stuart Roth | 1991-12-17 |
| 5026406 | Adsorptive process for producing two gas streams from a gas mixture | — | 1991-06-25 |
| 4988490 | Adsorptive process for recovering nitrogen from flue gas | David M. Nicholas, Joseph P. Bushinsky, Wilbur C. Kratz | 1991-01-29 |
| 4957514 | Hydrogen purification | Timothy Christopher Golden, Wilbur C. Kratz | 1990-09-18 |
| 4915711 | Adsorptive process for producing two gas streams from a gas mixture | — | 1990-04-10 |
| 4913709 | Adsorption process for recovering two high purity gas products from multicomponent gas mixtures | — | 1990-04-03 |
| 4914218 | Adsorptive process for separating multicomponent gas mixtures | Wilbur C. Kratz, David Lester Rarig, David E. Guro, William P. Schmidt | 1990-04-03 |
| 4892565 | Adsorptive separation utilizing multiple adsorption beds | William P. Schmidt, Alan D. Abel | 1990-01-09 |
| 4813977 | Adsorptive nitrogen generation utilizing multiple adsorption beds | William P. Schmidt, Alan D. Abel | 1989-03-21 |
| 4770676 | Recovery of methane from land fill gas | Shivaji Sircar, William R. Koch, John VanSloun | 1988-09-13 |
| 4711645 | Removal of water and carbon dioxide from atmospheric air | — | 1987-12-08 |
| 4477265 | Argon purification | Shivaji Sircar, Thomas R. White, Eugene J. Greskovich | 1984-10-16 |
| 4472178 | Adsorptive process for the removal of carbon dioxide from a gas | Shivaji Sircar, Wilbur C. Kratz | 1984-09-18 |