RHU; Dae Hwan

Patent Applications and Registrations

Patent applications and USPTO patent grants for RHU; Dae Hwan.The latest application filed is for "method for removing nitrogen and phosphorus from sewage and wastewater through combination of biological nitrogen and phosphorus removal process using nitrite nitrogen and anaerobic ammonium oxidation process (anammox)".

Company Profile

5.6.8

RHU; Dae Hwan - Yeoju-si KR
Rhu; Dae-hwan - Gyeonggi-do KR
Rhu; Dae Hwan - Goyang-si N/A KR

*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 For Removing Nitrogen And Phosphorus From Sewage And Wastewater Through Combination Of Biological Nitrogen And Phosphorus Removal Process Using Nitrite Nitrogen And Anaerobic Ammonium Oxidation Process (anammox) App 20220144678 - PARK; Young Hyun ; et al.	2022-05-12
Method For Removing Nitrogen And Phosphorus From Sewage And Wastewater Through Improvement Of Reaction Tank Shape And Return Method In Existing Biological Nitrogen And Phosphorus Removal Process And Combination With Anaerobic Ammonium Oxidation Process (anammox) App 20220119292 - Rhu; Dae Hwan ; et al.	2022-04-21
Wastewater treatment apparatus for shortcut nitrogen removal using anaerobic ammonium oxidation and partial nitritation using ammonium oxidizing bacteria granules Grant 10,899,642 - Jung , et al. January 26, 2	2021-01-26
Wastewater treatment apparatus Grant 10,556,816 - Rhu , et al. Feb	2020-02-11
Wastewater Treatment Apparatus For Shortcut Nitrogen Removal Using Anaerobic Ammonium Oxidation And Partial Nitritation Using Am App 20200031701 - JUNG; Min Ki ; et al.	2020-01-30
Nitrogen-rich Wastewater Treatment Apparatus Using Partial Nitritation Sequencing Batch Reactor Tank Linked To Ammonium Oxidizin App 20190367399 - JUNG; Min Ki ; et al.	2019-12-05
Wastewater Treatment Apparatus Adopting Biofiltration Process For Pretreatment Of Shortened Nitrogen Removal Process App 20180257966 - RHU; Dae-hwan ; et al.	2018-09-13
Wastewater treatment apparatus capable of performing both initial rainwater overflow treatment and primary treatment, and wastewater treatment method according to said apparatus Grant 9,856,161 - Rhu , et al. January 2, 2	2018-01-02
Wastewater Treatment Apparatus Capable Of Performing Both Initial Rainwater Overflow Treatment And Primary Treatment, And Wastewater Treatment Method According To Said Apparatus App 20150060357 - Rhu; Dae Hwan ; et al.	2015-03-05
Wastewater treatment apparatus with two-stage multimedia biological filtration process Grant 8,603,329 - Rhu , et al. December 10, 2	2013-12-10
Wastewater Treatment Apparatus With Two-stage Multimedia Biological Filtration Process App 20110266202 - Rhu; Dae Hwan ; et al.	2011-11-03

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