Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084013 | Method and apparatus for degasification of claus-derived sulfur | Mark R. Tonjes, Lindsay D. Dreitzler, Alan D. Mosher | 2011-12-27 |
| 7931889 | Method for producing hydrogen | Peter D. Clark, Justin A. Lamar | 2011-04-26 |
| 7282193 | Method for energy recovery from hydrogen sulfide | Peter D. Clark | 2007-10-16 |
| 6884282 | Method and system for increasing the absorption selectivity of H2S from a gas containing CO2 and H2S | Kevin M. Robertson, Mark R. Tonjes, Lindsay Wedel Dreitzler | 2005-04-26 |
| 5904910 | Method for producing sulfur and hydrogen from a gaseous stream containing hydrogen sulfide and ammonia | James McCormick | 1999-05-18 |
| 4196312 | Accumulation live roller conveyor | David A. DeGood | 1980-04-01 |