• 专利标题: METHOD FOR REPLACING A CHEMICAL INJECTION VALVE CONNECTED TO A WELL HEAD VIA AN INJECTION LINE HOUSING AND INJECTION LINE PLUGGING TOOL
  • 申请号: EP19707282.0
    申请日: 2019-02-13
  • 公开(公告)号: EP3807494A1
    公开(公告)日: 2021-04-21
  • 发明人: HIORTH, Espen
  • 申请人: Interwell Norway AS
  • 申请人地址: NO 4089 Hafrsfjord P. O. Box 916
  • 代理机构: Onsagers AS
  • 优先权: NO20180818 20180613
  • 国际公布: WO2019238275 20191219
  • 主分类号: E21B34/02
  • IPC分类号: E21B34/02
METHOD FOR REPLACING A CHEMICAL INJECTION VALVE CONNECTED TO A WELL HEAD VIA AN INJECTION LINE HOUSING AND INJECTION LINE PLUGGING TOOL
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