Zhao; Hong W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zhao; Hong W..The latest application filed is for "mainstream deammonification process employing bypass primary effluent and step feeding".

Company Profile

1.6.8

Zhao; Hong W. - Raleigh NC

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method of treating sludge Grant 11,440,828 - Zhao , et al. September 13, 2	2022-09-13
Mainstream Deammonification Process Employing Bypass Primary Effluent and Step Feeding App 20210355012 - Lemaire; Romain ; et al.	2021-11-18
Method Of Treating Sludge App 20210024396 - Zhao; Hong W. ; et al.	2021-01-28
Method And System For Treating Wastewater In An Integrated Fixed Film Activated Sludge Sequencing Batch Reactor App 20150321937 - Zhao; Hong W. ; et al.	2015-11-12
Process for removing ammonium from a wastewater stream Grant 8,864,993 - Zhao , et al. October 21, 2	2014-10-21
Process for Treating Municiple Wastewater Employing Two Sequencing Biofilm Batch Reactors App 20140238931 - DiMassimo; Richard D. ; et al.	2014-08-28
Process for Removing Ammonium from a Wastewater Stream App 20130264280 - Zhao; Hong W. ; et al.	2013-10-10
Method for controlling fouling of a membrane filter Grant 7,459,083 - Hong , et al. December 2, 2	2008-12-02
Method For Controlling Fouling Of A Membrane Filter App 20080277340 - Hong; Sun-Nan ; et al.	2008-11-13
Process for removing phosphorus from wastewater utilizing a triple basin wastewater treatment system Grant 7,001,516 - Hong , et al. February 21, 2	2006-02-21
Process for removing phosphorus from wastewater utilizing a triple basin wastewater treatment system Grant 6,830,689 - Hong , et al. December 14, 2	2004-12-14
Process For Removing Phosphorus From Wastewater Utilizing A Triple Basin Wastewater Treatment System App 20040222150 - Hong, Sun-Nan ; et al.	2004-11-11

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