发明申请
US20120145408A1 APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
审中-公开
使用顶部驱动器来提高管道连接的装置和方法
- 专利标题: APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
- 专利标题(中): 使用顶部驱动器来提高管道连接的装置和方法
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申请号: US13296416申请日: 2011-11-15
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公开(公告)号: US20120145408A1公开(公告)日: 2012-06-14
- 发明人: Bernd-Georg Pietras
- 申请人: Bernd-Georg Pietras
- 优先权: GB9828673.5 19981224
- 主分类号: E21B19/16
- IPC分类号: E21B19/16
摘要:
An apparatus and method for facilitating the connection of tubulars using a top drive, more particularly but not exclusively, intended for facilitating the connection of a section or stand of casing to a string of casing.
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