| 11524264 |
Aerator device and filter system including the same |
Ji Hye Kim, Young Lim Koo, Gyu Hong Min, Hyoung Wook Ahn, Byung Kook Hwang |
2022-12-13 |
| 10828607 |
Aerator device, filter system including an aerator device, and method of aerating a filter using an aerator device |
Gyu Hong Min, Jin Min Kim, Young Lim Koo, Byung Kook Hwang, Daniel Eumine Suk +2 more |
2020-11-10 |
| 10507431 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2019-12-17 |
| 9764288 |
Membrane module protection |
Warren Thomas Johnson, Thomas William Beck, Zhiyi Cao, Jessica Stiller, Bruce Gregory Biltoft |
2017-09-19 |
| 9675936 |
Hollow fiber membrane module |
Gyu Hong Min |
2017-06-13 |
| 9675938 |
Chemical clean for membrane filter |
Zhiyi Cao |
2017-06-13 |
| 9573824 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2017-02-21 |
| 9206057 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2015-12-08 |
| 8956464 |
Method of cleaning membranes |
Peter Zauner |
2015-02-17 |
| 8840783 |
Water treatment membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2014-09-23 |
| 8790515 |
Reduction of backwash liquid waste |
Zhiyi Cao |
2014-07-29 |
| 8652331 |
Membrane system backwash energy efficiency |
Zhiyi Cao |
2014-02-18 |
| 8622222 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2014-01-07 |
| 8518256 |
Membrane module |
David John Cox, Joachim Muller, Cinzia Lea, George Schneider |
2013-08-27 |
| 8512568 |
Method of cleaning membrane modules |
Anthony Stubbs |
2013-08-20 |
| 8377305 |
Continuously variable aeration |
Warren Thomas Johnson, Thomas William Beck, Roger William Phelps, Etienne Ulysse Brois |
2013-02-19 |
| 8372282 |
Mixing chamber |
Roger William Phelps, Etienne Ulysse Brois |
2013-02-12 |
| 8372276 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Joseph E. Zuback, Peter Zauner, Roger William Phelps |
2013-02-12 |
| 8287743 |
Membrane cleaning with pulsed airlift pump |
Gerin James, Edward Joseph Zuback, Peter Zauner, Roger William Phelps |
2012-10-16 |
| 8268176 |
Backwash |
Warren Thomas Johnson, Thomas William Beck, Huw Alexander Lazaredes, Zhiyi Cao |
2012-09-18 |
| 8048306 |
Scouring method |
Clinton V. Kopp, Robert McMahon, Warren Thomas Johnson, Thomas William Beck |
2011-11-01 |
| D637208 |
Airlift pump |
Peter Zauner, Roger William Phelps, Tomasz Swiatek |
2011-05-03 |
| 7931463 |
Apparatus for potting membranes |
David John Cox, Georg Schnieder, Joachim Muller, Cinzia Lea |
2011-04-26 |
| 7862719 |
Square membrane manifold system |
Robert McMahon, David John Cox, Roger William Phelps, Warren Thomas Johnson, Sargon Barkho |
2011-01-04 |
| 7850851 |
Biological phosphorus removal |
Edward John Jordan |
2010-12-14 |