Patent | Date |
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Exhaust gas treatment apparatus having diffusing means Grant 11,193,407 - Lee , et al. December 7, 2 | 2021-12-07 |
Exhaust Gas Treatment Apparatus Having Diffusing Means App 20210148263 - Lee; Soo-Tae ;   et al. | 2021-05-20 |
Flue Gas Cleaning Solution Purification System and Method Thereof App 20210146298 - Lee; Soo-Tae ;   et al. | 2021-05-20 |
System and Method for Removing Harmful Gas in Discharged Cleaning Solution of Exhaust Gas Treatment Apparatus App 20210146297 - Lee; Soo-Tae ;   et al. | 2021-05-20 |
System and method for removing harmful gas in discharged cleaning solution of exhaust gas treatment apparatus Grant 10,987,621 - Lee , et al. April 27, 2 | 2021-04-27 |
Multicage-type apparatus for filtering ballast water for automatically controlling simultaneous reverse cleaning and method for same Grant 10,632,403 - Lee , et al. | 2020-04-28 |
Vessel Exhaust Gas Denitration System And Method Of Determining Nozzle Clogging In The Same App 20190160424 - LEE; Soo Tae ;   et al. | 2019-05-30 |
High-efficiency candle-type device for filtering ballast water having high-density filter structure Grant 9,993,753 - Lee , et al. June 12, 2 | 2018-06-12 |
Test System Having Data Collection Unit for Dynamic Positioning Controller System of Ship App 20180129761 - Lee; Soo-Tae ;   et al. | 2018-05-10 |
Candle-type filtering device for preventing back pressure Grant 9,776,112 - Lee , et al. October 3, 2 | 2017-10-03 |
Multicage-type device for filtering ballast water so as to prevent back pressure on backwash line Grant 9,550,557 - Lee , et al. January 24, 2 | 2017-01-24 |
Compact and operability-enhancing multicage-type device for filtering ballast water Grant 9,545,588 - Lee , et al. January 17, 2 | 2017-01-17 |
Apparatus for treating ballast water with ultraviolet rays, having double wiper structure Grant 9,321,657 - Lee , et al. April 26, 2 | 2016-04-26 |
Multicage-type Apparatus For Filtering Ballast Water For Automatically Controlling Simultaneous Reverse Cleaning And Method For Same App 20160067636 - LEE; Soo-Tae ;   et al. | 2016-03-10 |
Apparatus for treating ballast water with ultraviolet rays, having square cross-section Grant 9,272,925 - Lee , et al. March 1, 2 | 2016-03-01 |
Reducing agent supply device and exhaust gas denitrification system using the same Grant 9,211,501 - Lee , et al. December 15, 2 | 2015-12-15 |
Apparatus For Treating Ballast Water With Ultraviolet Rays, Having Double Wiper Structure App 20150239751 - Lee; Soo-Tae ;   et al. | 2015-08-27 |
System for denitrifying exhaust gas capable of preventing blockages in a urea water inflow path and an injection nozzle, and device for supplying urea water capable of preventing the coagulation of urea water Grant 9,089,817 - Lee , et al. July 28, 2 | 2015-07-28 |
Apparatus For Treating Ballast Water With Ultraviolet Rays, Having Square Cross-section App 20150203368 - Lee; Soo-Tae ;   et al. | 2015-07-23 |
Ballast water treatment system having a back-pressure formation part and control method thereof Grant 8,980,103 - Lee , et al. March 17, 2 | 2015-03-17 |
Exhaust gas denitrifying system having noise-reduction structure Grant 8,916,104 - Lee , et al. December 23, 2 | 2014-12-23 |
Candle-type Filtering Device For Preventing Back Pressure App 20140326647 - Lee; Soo-Tae ;   et al. | 2014-11-06 |
High-efficiency Candle-type Device For Filtering Ballast Water Having High-density Filter Structure App 20140299527 - Lee; Soo-Tae ;   et al. | 2014-10-09 |
Multicage-type Device For Filtering Ballast Water For Automatically Controlling Sequential Backwashing And Method For Same App 20140246378 - Lee; Soo-Tae ;   et al. | 2014-09-04 |
Filtering apparatus for treating ballast water Grant 8,821,720 - Lee , et al. September 2, 2 | 2014-09-02 |
Compact And Operability-enhancing Multicage-type Device For Filtering Ballast Water App 20140238911 - Lee; Soo-Tae ;   et al. | 2014-08-28 |
Multicage-type Device For Filtering Ballast Water For Preventing Back Pressure App 20140231320 - Lee; Soo-Tae ;   et al. | 2014-08-21 |
Ballast water treatment device Grant 8,501,004 - Lee , et al. August 6, 2 | 2013-08-06 |
Ultraviolet sterilizer having watertight function Grant 8,502,165 - Lee , et al. August 6, 2 | 2013-08-06 |
Reducing Agent Supply Device And Exhaust Gas Denitrification System Using The Same App 20130101472 - Lee; Soo-Tae ;   et al. | 2013-04-25 |
Ultraviolet sterilizer having vibration-proof function Grant 8,410,453 - Lee , et al. April 2, 2 | 2013-04-02 |
System For Denitrifying Exhaust Gas Capable Of Preventing Blockages In A Urea Water Inflow Path And An Injection Nozzle, And Device For Supplying Urea Water Capable Of Preventing The Coagulation Of Urea Water App 20120299205 - Lee; Soo-Tae ;   et al. | 2012-11-29 |
Ultraviolet Sterilizer Having Watertight Function App 20120248330 - Lee; Soo-Tae ;   et al. | 2012-10-04 |
Exhaust Gas Denitrifying System having Noise-Reduction Structure App 20120224998 - Lee; Soo-Tae ;   et al. | 2012-09-06 |
Ballast Water Treatment System Having A Back-pressure Formation Part And Control Method Thereof App 20110303615 - Lee; Soo-Tae ;   et al. | 2011-12-15 |
Ultraviolet Sterilizer Having Vibration-proof Function App 20110303855 - Lee; Soo-Tae ;   et al. | 2011-12-15 |
Filtering Apparatus For Treating Ballast Water App 20110303591 - Lee; Soo-Tae ;   et al. | 2011-12-15 |
Ballast Water Treatment System App 20110226681 - Lee; Soo-Tae ;   et al. | 2011-09-22 |
Ballast Water Treatment Device App 20110100885 - LEE; Soo-Tae ;   et al. | 2011-05-05 |