| Patent | Date |
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Vertical Motion Mixing Drive
App 20220297069 - Christiansen; Haydon ; et al. | 2022-09-22 |
Mechanical Support for Improved Membrane Performance and Reliability
App 20220219122 - Snodgrass; Michael | 2022-07-14 |
Interchangeable system for overflow treatment and tertiary filtration for wastewater treatment facilities
Grant 11,346,093 - Trivedi , et al. May 31, 2 | 2022-05-31 |
Clarifier with submerged effluent launder and launder sweeper system
Grant 11,331,601 - Beaman , et al. May 17, 2 | 2022-05-17 |
Membrane Module Manifold with Integrated End Caps
App 20220135444 - Auman; Trevor Robert | 2022-05-05 |
Enhanced Membrane Performance Using Ozone
App 20220098067 - Snodgrass; Michael J. ; et al. | 2022-03-31 |
Treatment of fluoride-containing wastewater
Grant 11,286,189 - Rychen , et al. March 29, 2 | 2022-03-29 |
Level Control System for a Liquid Filled Basin
App 20220075397 - Beaman; Tyson ; et al. | 2022-03-10 |
Filter Assembly With Lateral Removal Of Tie Rods, And Associated Method
App 20220062798 - Auman; Trevor Robert | 2022-03-03 |
Buoyant Mechanical Liquid Level Control
App 20220042277 - Beaman; Tyson ; et al. | 2022-02-10 |
System for monitoring operation of thickeners and clarifiers
Grant 11,220,444 - Brimley , et al. January 11, 2 | 2022-01-11 |
Stabilizer bearing for mast of rotary distributor
Grant 11,221,043 - Holder , et al. January 11, 2 | 2022-01-11 |
Methods of Cleaning Filter Membranes in Wastewater Treatment
App 20220001336 - Auman; Trevor | 2022-01-06 |
Membrane wastewater treatment of combined sewer overflows and sanitary sewer overflows
Grant 11,198,631 - Ollivant , et al. December 14, 2 | 2021-12-14 |
Biomass Selection and Control for Continuous Flow Granular/Flocculent Activated Sludge Processes
App 20210380442 - Trivedi; Hiren ; et al. | 2021-12-09 |
Biomass Selection and Control for Continuous Flow Granular/Flocculent Activated Sludge Processes
App 20210380441 - Trivedi; Hiren ; et al. | 2021-12-09 |
Biomass Selection and Control for Continuous Flow Granular/Flocculent Activated Sludge Processes
App 20210380443 - Trivedi; Hiren ; et al. | 2021-12-09 |
Biomass selection and control for continuous flow granular/flocculent activated sludge processes
Grant 11,161,760 - Trivedi , et al. November 2, 2 | 2021-11-02 |
Clarifier with Submerged Effluent Launder and Launder Sweeper System
App 20210331091 - Beaman; Tyson ; et al. | 2021-10-28 |
Tank with membrane cover and draft tube mixer
Grant 11,111,168 - Goldhardt , et al. September 7, 2 | 2021-09-07 |
Ball circulation pump skid and related method
Grant 11,103,903 - Himebaugh , et al. August 31, 2 | 2021-08-31 |
Rag Seeding in Wastewater Treatment Systems
App 20210252435 - Voorhees; Dustin | 2021-08-19 |
Apparatus and Method for Providing Ultrapure Water
App 20210221705 - Rychen; Philippe ; et al. | 2021-07-22 |
Submerged membrane unit diffuser case
Grant 11,045,769 - Rich , et al. June 29, 2 | 2021-06-29 |
System For Monitoring Operation Of Thickeners And Clarifiers
App 20210061685 - BRIMLEY; RUSSELL ; et al. | 2021-03-04 |
Stablilizer Bearing For Mast Of Rotary Distributor
App 20210033146 - HOLDER; ROBERT EUGENE ; et al. | 2021-02-04 |
Biomass Selection And Control For Continuous Flow Granular/flocculent Activated Sludge Processes
App 20210002154 - Trivedi; Hiren ; et al. | 2021-01-07 |
Clarifier with Improved Energy Dissipating Inlet
App 20200398193 - Vorwaller; John ; et al. | 2020-12-24 |
Treatment of Fluoride-Containing Wastewater
App 20200317553 - Rychen; Philippe ; et al. | 2020-10-08 |
Process Aeration Balance Controller in Wastewater Treatment
App 20200299162 - Robertson; Calvin | 2020-09-24 |
Biomass selection and control for continuous flow granular/flocculent activated sludge processes
Grant 10,781,125 - Stensel , et al. Sept | 2020-09-22 |
Interchangeable System for Overflow Treatment and Tertiary Filtration for Wastewater Treatment Facilities
App 20200284018 - Trivedi; Hiren ; et al. | 2020-09-10 |
Membrane Wastewater Treatment of Combined Sewer Overflows and Sanitary Sewer Overflows
App 20200270156 - Ollivant; Mike ; et al. | 2020-08-27 |
Submerged Membrane Unit Diffuser Case
App 20200238218 - RICH; Clay Brandon ; et al. | 2020-07-30 |
Debris filter with filter screen in the form of a spherical section
Grant 10,688,419 - Browning | 2020-06-23 |
Ball Circulation Pump Skid And Related Method
App 20200171555 - Himebaugh; Jacob C. ; et al. | 2020-06-04 |
Municipal mixing with reciprocating motion disk
Grant 10,611,654 - Goldhardt , et al. | 2020-04-07 |
Biomass Selection And Control For Continuous Flow Granular/flocculent Activated Sludge Processes
App 20200048131 - Stensel; H. David ; et al. | 2020-02-13 |
Method for in-situ regeneration of activated carbon loaded with trihalomethanes using alkaline hydrolysis
Grant 10,525,446 - Kopinke , et al. J | 2020-01-07 |
Municipal Mixing with Reciprocating Motion Disk
App 20190185354 - Goldhardt; James ; et al. | 2019-06-20 |
In-channel screening with a drum screen
Grant 10,293,284 - Holindrake , et al. | 2019-05-21 |
Regeneration of mixed bed resins
Grant 10,287,186 - Dominique | 2019-05-14 |
Sludge blending thickener
Grant 10,150,687 - Heimdal , et al. Dec | 2018-12-11 |
Filter underdrain with internal air scour laterals
Grant 10,143,944 - Haggard, Sr. , et al. De | 2018-12-04 |
Regeneration of Mixed Bed Resins
App 20180105439 - Dominique; Gensbittel | 2018-04-19 |
Submerged clarifier launder
Grant 9,919,244 - Heimdal , et al. March 20, 2 | 2018-03-20 |
Orbital wastewater treatment system and method of operating same
Grant 9,896,361 - Leland , et al. February 20, 2 | 2018-02-20 |
Rapid sludge removal clarifier
Grant 9,861,912 - Haggard , et al. January 9, 2 | 2018-01-09 |
Adjustable variable bubble size aeration for submerged membrane air scour
Grant 9,862,628 - Livingston , et al. January 9, 2 | 2018-01-09 |
Rapid Sludge Removal Clarifier
App 20170333813 - Haggard; Gary D. ; et al. | 2017-11-23 |
Filter Underdrain with Internal Air Scour Laterals
App 20170319989 - Haggard, SR.; Gary D. ; et al. | 2017-11-09 |
Digestion of waste activated sludge with algae
Grant 9,783,442 - Ju , et al. October 10, 2 | 2017-10-10 |
Process for treating water with a counter-current ion exchange unit including silica and boron concentatration monitoring and regeneration thereof
Grant 9,776,892 - Gensbittel October 3, 2 | 2017-10-03 |
Submerged Clarifier Launder
App 20170252673 - Heimdal; Tor ; et al. | 2017-09-07 |
Sludge Blending Thickener
App 20170253516 - Heimdal; Tor ; et al. | 2017-09-07 |
Municipal Mixing with Reciprocating Motion Disk
App 20170253512 - Goldhardt; James ; et al. | 2017-09-07 |
Conversion of clarifier to suction pipe system
Grant 9,695,077 - Heimdal , et al. July 4, 2 | 2017-07-04 |
Debris Filter With Splitter Bar
App 20170144087 - Browning; Andrew L. | 2017-05-25 |
Conversion of Clarifier to Suction Pipe System
App 20170081230 - Heimdal; Tor ; et al. | 2017-03-23 |
Debris filter with splitter bar
Grant 9,561,454 - Browning February 7, 2 | 2017-02-07 |
Filtration tank with serially connected horizontal screens
Grant 9,511,311 - Bugg December 6, 2 | 2016-12-06 |
Clarifier sludge withdrawal system
Grant 9,339,743 - Vorwaller , et al. May 17, 2 | 2016-05-17 |
Orbital Wastewater Treatment System And Method Of Operating Same
App 20160107909 - LELAND; Thomas ; et al. | 2016-04-21 |
Digestion of Waste Activated Sludge with Algae
App 20160090317 - Ju; Lu-Kwang ; et al. | 2016-03-31 |
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