PKVALVE

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RESEARCH & DEVELOPEMENT

Technological Development

  • 프린트
  • 이메일
  • 페이스북
  • 트위터

PK Valbe Will realize technological innovation through steady R&D activities.

Year,Content,Reg. No./ App. No.
Year Content No./ App. No.
1997.05 Registered a utility model patent on a disk for gate valves [NRS] Registration No.: 105539
1998. 08 Obtained an EM mark for tilting check valves KNITO: 98-76
1999. 05 Registered a patent on assembly molding packing with a strong leak prevention performance Registration No. : 0215273
1999. 05 Registered a patent on a method to prevent the leak of a fluid from a grand packing Registration No.: 0215274
1999. 12 Registered a patent on a water type tilting disc check valve for preventing a counterflow Registration No.: 245990
2000. 12 Registered a utility model patent on a forming packing-ring and its combination with a superior leakproof performance Registration No.: 214961
2002. 02 Registered a utility model patent on super duplex stainless steel Registration No.: 0327618
2002. 05 Obtained an EM mark for metal seat butterfly valves KNITO:2002-20
2002. 06 Registered a patent on the structure of a seat in a ball valve Registration No.: 0342099
2002. 12 Registered a patent on a butterfly valve with a triple offset structure Registration No.: 0367532
2003. 05 Registered a patent on a butterfly valve with a triple offset structure Registration No.: 0387306
2006. 01 Registered a patent on cryogenic metal seat butterfly, "NEP" Registration No.: NEP-2005-104(EM)
2007. 06 Registered a patent on a live load supporting type butterfly valve Registration No.: NEP-2005-104(EM)
2007. 06 Registered a patent on a live load supporting type butterfly valve Registration No.: 10-0729839
2012. 01 Registered a utility model patent on seat ring mechanism of cryogenic ball valve Registration No.: 20-0458102
2012. 01 Registered a utility model patent on seal gasket mechanism of cryogenic ball valve Registration No.:20-0458091
2013. 09 Registered a patent on the overlay MIG welding machine using Inconel 625 Registration No.:10-1312961
2014. 04 Registered a patent on a globe check valve for powder transportation Registration No.:10-1386762
2014. 04 Registered a patent on a globe check valve for powder transportation Registration No.:10-1386844
  • 특허 제0245990호

    Letters Patent / Patent No. 0245990

  • 특허 제0387306호

    Letters Patent / Patent No. 0387306A metal-seat type butterfly valve with a triple offset structure

  • 특허 제0367532호

    Letters Patent / Patent No. 0367532A butterfly valve with a triple offset structure

  • 특허 제0215273호

    Letters Patent / Patent No. 0215273A grand packing

  • 특허 제0215274호

    Letters Patent / Patent No. 0215274A grand packing

  • 특허 제0342099호

    Letters Patent / Patent No. 0342099The structure of a seat in a ball valve

  • 특허 제0327618호

    Letters Patent / Patent No. 327618Tungsten-containing stainless steel casting alloy with high corrosion resistance and strong structure stability

  • 특허 제10-0729839호

    Registration No.: 10-0729839Registered a patent on a live load supporting type butterfly valve

  • 특허 제20-0458102호

    Registration No.: 20-0458102Registered a utility model patent on seat ring mechanism of cryogenic ball valve

  • 특허 제20-0458091호

    Registration No.:20-0458091Registered a utility model patent on seal gasket mechanism of cryogenic ball valve

  • 특허 제10-1312961호

    Registration No.: 10-1312961Registered a patent on the overlay MIG welding machine using Inconel 625

  • 특허 제10-1386762호

    Registration No.:10-1386762Registered a patent on a globe check valve for powder transportation

  • 특허 제10-1386844호

    Registration No.:10-1386844Registered a patent on a globe check valve for powder transportation

페이스북 트위터

Headquarters Gongdan-no 80, Seongsan gu, Changwon-si, Gyengsangnam-do / Seoul Office 501 Cheongrim Building, Samsung Road 96 Road 19, Kangnam-gu, Seoul COPYRIGHT ⓒ 2016 PK VALVE CO., LTD. ALL RIGHTS RESERVED