Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8663596 | Reactor, a structure packing, and a method for improving oxidation of hydrogen sulfide or polysulfides in liquid sulfur | Diwakar Garg, Xianming Jimmy Li, Uday Navin Parekh, Elmo Nasato | 2014-03-04 |
| 8601833 | System to cold compress an air stream using natural gas refrigeration | Douglas Paul Dee, Donn Michael Herron | 2013-12-10 |
| 8236276 | System and method for sulfur recovery | Xianming Jimmy Li, Elmo Nasato | 2012-08-07 |
| 7712331 | System to increase capacity of LNG-based liquefier in air separation process | Douglas Paul Dee, Donn Michael Herron | 2010-05-11 |
| 7552599 | Air separation process utilizing refrigeration extracted from LNG for production of liquid oxygen | Donn Michael Herron, Douglas Paul Dee | 2009-06-30 |
| 7501009 | Combined cryogenic distillation and PSA for argon production | David Ross Graham, Justin David Bukowski, Donn Michael Herron, Sang Kook Lee | 2009-03-10 |
| 6240744 | Process for distillation of multicomponent fluid and production of an argon-enriched stream from a cryogenic air separation process | Rakesh Agrawal, Donn Michael Herron | 2001-06-05 |
| 5382280 | Two stage pressure swing adsorption process for producing the less strongly adsorbed component of a feed gas mixture | Lyndon J. Kellogg, Jr., Robert F. Weimer | 1995-01-17 |
| 5259869 | Use of membrane separation to dry gas streams containing water vapor | Steven R. Auvil, Lyndon J. Kellogg, Jr. | 1993-11-09 |
| 4817392 | Process for the production of argon | Rakesh Agrawal, Steven R. Auvil | 1989-04-04 |
| 4717407 | Process for recovering helium from a multi-component gas stream | Rakesh Agrawal, Steven R. Auvil | 1988-01-05 |
| 4701187 | Process for separating components of a gas stream | Steven R. Auvil, Rakesh Agrawal | 1987-10-20 |