| No. | Progress | Name of Invention | Name of Applicant | Application No. | Application Date | Patent Registered No. | Registered Date | Note |
|---|---|---|---|---|---|---|---|---|
| 1 | Registered | Spray Mixture for An Electric Furnace Including Magnesia Compound |
Korea Refractories Park, Ho Sung |
1020080095878 | 2008.09.30 | 1010262140000 | 2011.03.24 | |
| 2 | Registered | Synthetic MgO Rich-SiO2 Clinker and Firebrick Containg the Same |
Korea Refractories | 1020090093420 | 2009.09.30 | 1011292650000 | 2012.03.15 | |
| 3 | Registered | Magnesia-Olivine Monolithic Refractory and Method for Preparing the Same |
Korea Refractories | 1020100003475 | 2010.01.14 | 1010868410000 | 2011.11.18 | |
| 4 | Registered | Local Heating Furnace | Korea Refractories | 1020110046311 | 2011.05.17 | 1010708850000 | 2011.09.29 | |
| 5 | Registered | Trolley for Heating Furnace | Korea Refractories | 1020110046308 | 2011.05.17 | 1010803690000 | 2011.10.31 | |
| 6 | Registered | Development of Spray Materilas for Pool Runner by Using Silicon Slurry |
Korea Refractories | 1020110099906 | 2011.09.30 | 1013097100000 | 2013.09.11 | |
| 7 | Registered | Si-SiC Filler for Stave of Blast Furnace | Korea Refractories Hyundai Steel |
1020130050684 | 2013.05.06 | 1014291390000 | 2014.08.05 | |
| 8 | Registered | Impeller for Molten Iron Agitation | Korea Refractories Hyundai Steel |
1020130144295 | 2013.11.26 | 1015435730000 | 2015.08.05 | |
| 9 | Registered | Immersion Vessel for Preventing Melted Loss of Gas Injection Tube |
Korea Refractories | 1020160065458 | 2016.05.27 | 1017503350000 | 2017.06.19 | |
| 10 | Registered | Main Runner Castables for Blast Furnace Using Wasted Sludge of Solar-Silicon |
Korea Refractories | 1020160075574 | 2016.06.17 | 1017782300000 | 2017.09.07 | |
| 11 | Registered | Shroud Nozzle for a Continuous Casting Equipment and Gasket Therefor |
Korea Refractories | 1020160061484 | 2016.05.19 | 1018171960000 | 2018.01.04 | |
| 12 | Registered | Porous Plug | Korea Refractories | 1020160119479 | 2016.09.19 | 1018199130000 | 2018.01.12 | PCT Patent Application (PCT/KR2017/ 006203) 2017.06.14 |
| 13 | Approved | Refractory indicator brick and steelmaking ladle using the same |
Korea Refractories | 1020180017824 | 2018.02.13 | |||
| 14 | Approved | Method for operating steelmaking using combustion chamber of electric furnace and combustion chamber structure of electric furnace |
Korea Refractories | 102018033352 | 2018.03.22 |
