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The global excellence in quality was verified by acquiring the international quality certification and the overseas major ship
classification certification. A foothold is being established as the global valve maker satisfying the customers with the
best quality through the steady R&D investment.
| Category | Patent | Utility Model | Design | Certificate | Total |
|---|---|---|---|---|---|
| Case | 9 | 3 | 1 | 5 | 18 |
| No. | Patent / Utility Model Name | Country | Application Registration Date |
Application Registration No. |
Remark |
|---|---|---|---|---|---|
| 1 | Cryogenic Butterfly Valves | Korea | 2020.03.30 | 10-2097048 | Patent |
| 2 | Cryogenic Butterfly Valves SIL 2&3 | Korea | 2020.02.27 | FS/71/220/20/0841 | Certificate |
| 3 | Top Entry Ball Valves | Korea | 2018.01.31 | 10-1826147 | Patent |
| 4 | Cryogenic Valves with improved sealing and flow control | Korea | 2017.08.30 | 10-1774785 | Patent |
| 5 | High pressure control valve for re-liquefaction of cryogenic high-pressure gas | Korea | 2017.08.24 | 10-1773036 | Patent |
| 6 | High pressure flow control valve for re-liquefaction of cryogenic high-pressure gas | Korea | 2017.08.24 | 10-1773042 | Patent |
| 7 | The F.E test on the cryogenic ball valve | Korea | 2013.11.04 | 3123188-02 | Certificate |
| 8 | Cryogenic ball valve SIL certificate | Korea | 2013.09.06 | GONL0003 | Certificate |
| 9 | Top entry type high-pressure cryogenic ball valve | Korea | 2012.07.05 | NEP-MKE-2009-026 | Certificate |
| 10 | The F.E test on the gate and globe valves | Korea | 2012.06.08 | 2559293-01 | Certificate |
| 11 | The plug of the bypass valve for the high-pressure steam turbine | Korea | 2011.08.26 | 10-1061619 | Patent |
| 12 | Cryogenic thermal valve | Korea | 2006.04.28 | 10-0835853 | Patent |
| 13 | The pilot valve operation type safety valve structure | Korea | 2003.11.19 | 20-0334612 | Patent application |
| 14 | The back-pressure control structure of the safety valve for a boiler | Korea | 2003.10.09 | 20-0330696 | Patent application |
| 15 | Top entry type high-pressure cryogenic ball valve | Korea | 2003.01.07 | 20-0301509 | Patent application |
| 16 | Cryogenic valve | Korea | 2002.11.08 | 10-0454723 | Patent |
| 17 | The T-type globe valve improving sealability | Korea | 2002.06.12 | 10-3042060 | Patent |
| 18 | Valve | Korea | 2001.10.17 | 30-0285277 | Design |
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TEL : (02)735-6521 / FAX : (02)735-2433
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