Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512560 | Short oxygen delignification method | Peter A. Piechuta | 2016-12-06 |
| 6036355 | Reactor mixing assembly | Piotr Piechuta, Kevin P. BUTLER, Mark E. Piechuta | 2000-03-14 |
| 5945391 | Vehicle and method for storing ozone | Marilyn M. Hurst, David B. Galluch | 1999-08-31 |
| 5705468 | Vehicle and method for storing ozone | Marilyn M. Hurst, David B. Galluch | 1998-01-06 |
| 5607233 | Continuous dynamic mixing system | Mark E. Piechuta | 1997-03-04 |
| 5304355 | Mixer-reactor equipment for treating fine solids with gaseous reagents | Richard J. Galluch, Mark E. Piechuta | 1994-04-19 |
| 4941752 | Mixing equipment and methods | Mark E. Piechuta | 1990-07-17 |
| 4904461 | Safe production of chlorine dioxide in a pressurized gaseous state | Thomas S. Sturik | 1990-02-27 |
| 4744956 | Continuous reaction of gases with liquids | Philip Albert Larson | 1988-05-17 |
| 4740212 | Process and composition for bleaching cellulosic material with hypochlorous acid | Arthur L. Wolfe, Marilyn M. Hurst | 1988-04-26 |
| 4584178 | Apparatus for the manufacture of hypochlorous acid | Richard J. Galluch | 1986-04-22 |
| 4504456 | Process and apparatus for the manufacture of hyprochlorous acid | Richard J. Galluch | 1985-03-12 |