发明名称 段対段型の楔ねじ結合部及び関連する方法
摘要 A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.
申请公布号 JP5969485(B2) 申请公布日期 2016.08.17
申请号 JP20130530244 申请日期 2011.09.21
申请人 ハイドリル・カンパニー 发明人 モーリス,デイビツド・リユエリン;ウオード,ゲイリー・ダブリユー
分类号 F16L15/04;F16B7/18;F16B39/30 主分类号 F16L15/04
代理机构 代理人
主权项
地址