发明授权
- 专利标题： Expanding well tools
- 专利标题（中）： 扩大工具
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申请号： US10957991申请日： 2004-10-04
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公开(公告)号： US07086479B2公开(公告)日： 2006-08-08
- 发明人: Roger L. Schultz , Syed Hamid , Harold Kent Beck
- 申请人： Roger L. Schultz , Syed Hamid , Harold Kent Beck
- 申请人地址： US OK Duncan
- 专利权人： Halliburton Energy Services, Inc.
- 当前专利权人： Halliburton Energy Services, Inc.
- 当前专利权人地址： US OK Duncan
- 代理机构： Konneker & Smith, P.C.
- 代理商 John W. Wustenberg
- 主分类号： E21B23/00
- IPC分类号： E21B23/00 ; E21B23/06
摘要：
Methods of expanding well tools, which permit operation of the well tools after expansion, are provided. In a described example, a cementing tool includes a valve and a packer. After the cementing tool is expanded, the valve is selectively opened and closed, and the packer is sealingly engaged in a wellbore.
公开/授权文献
- US20050039916A1 Expanding well tools 公开/授权日：2005-02-24
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