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Gate Valves

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 Patent Application Utility Model Design Certificate Total
Case 4 1 3 1 2 11

No. Patent / Utility Model Name Country Application
Registration Date		 Application
Registration No.		 Remark
1 The T-type globe valve improving sealability Korea 2002.06.12 10-3042060 Patent
2 Cryogenic valve Korea 2002.11.08 10-0454723 Patent
3 The pilot valve operation type safety valve structure Korea 2003.11.19 20-0334612 Utility model
4 The back-pressure control structure of the safety valve for a boiler Korea 2003.10.09 20-0330696 Utility model
5 Cryogenic thermal valve Korea 2006.04.28 10-0835853 Patent
6 The plug of the bypass valve for the high-pressure steam turbine Korea 2011.08.26 10-1061619 Patent
7 The thermal connection device for the water and air discharge pipe of a power plant Korea 2010.05.10 10-20100043686 Patent application
8 Valve Korea 2001.10.17 30-0285277 Design
9 Top entry type high-pressure cryogenic ball valve Korea 2003.01.07 20-0301509 Certificate
10 Top entry type high-pressure cryogenic ball valve Korea 2012.07.05 NEP-MKE-2009-026 Certificate
11 The F.E test on the gate and globe valves Korea 2012.06.08 2559293-01 Certificate
12 Cryogenic ball valve SIL certificate Korea 2013.09.06 GONL0003 Certificate
13 The F.E test on the cryogenic ball valve Korea 2013.11.04 3123188-02 Certificate