Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139425 | Wet air oxidation of a spent material with spent caustic addition | Simon Larson | 2024-11-12 |
| 12116295 | Catalytic oxidation system and process for selective cyanide removal | Philip A. Burclaff, Duane R. Smith | 2024-10-15 |
| 11878285 | Catalyst treatment to improve corrosion resistance | Philip A. Burclaff, Dominic Bush | 2024-01-23 |
| 10654737 | Systems and processes for treatment of high total dissolved solids wastewater | Chad L. Felch, Eric C. Martin | 2020-05-19 |
| 10618032 | Low temperature wet air oxidation | Eric C. Martin, Simon Larson, Chad L. Felch | 2020-04-14 |
| 10513448 | Electrooxidation at elevated pressures | — | 2019-12-24 |
| 10472301 | Catalytic systems and methods for process stream treatment | Chad L. Felch, Matthew Patterson | 2019-11-12 |
| 10246382 | Catalytic systems and methods for process stream treatment | Chad L. Felch, Matthew Patterson | 2019-04-02 |
| 10053375 | Methods and systems for treating spent caustic and regenerating media | Andrea J. Larson, Chad L. Felch, Mark A. Clark | 2018-08-21 |
| 9630867 | Treatment of spent caustic waste | Chad L. Felch, Bruce L. Brandenburg, Richard W. Lehmann | 2017-04-25 |
| 9580335 | Water treatment apparatus incorporating walnut shell filter media and a draft tube system | Chad L. Felch, Michael Howdeshell, Stuart J. Munson, Eric A. Lorge, Matthew Patterson | 2017-02-28 |
| 9193613 | pH control to enable homogeneous catalytic wet air oxidation | Chad L. Felch | 2015-11-24 |
| 9096447 | Water treatment system with carbon regeneration circuit | Chad L. Felch, Kurt M. Knuth, Robert J. Wenta, Thomas E. Schulz | 2015-08-04 |
| 8828351 | H2S conversion to sulfur using a regenerated iodine solution | Chad L. Felch, Matthew Patterson, Timothy Schleusner, Richard Kerr | 2014-09-09 |
| 8747667 | Water filter apparatus incorporating walnut shell filter media and a draft tube system | Chad L. Felch, Michael Howdeshell, Eric A. Lorge, Stuart J. Munson, Matthew Patterson | 2014-06-10 |
| 8734648 | Treatment of spent caustic waste | Chad L. Felch, Bruce L. Brandenburg, Richard W. Lehmann | 2014-05-27 |
| 8501149 | H2S conversion to sulfur using a regenerated iodine solution | Chad L. Felch, Matthew Patterson, Timothy Schleusner, Richard Kerr | 2013-08-06 |
| 8460557 | Catalytic wet oxidation systems and methods | Chad L. Felch, Todd Wingers, Timothy Schleusner, Clayton Maugans | 2013-06-11 |
| 8114297 | Wet oxidation of soot | Chad L. Felch, Bruce L. Brandenburg, Philip Rettger, Curtis D. Cooley, Timothy Schleusner +1 more | 2012-02-14 |
| 7993588 | Catalytic wet oxidation systems and methods | Chad L. Felch, Todd Wingers, Timothy Schleusner, Clayton Maugans | 2011-08-09 |