发明名称 ANNULAR BARRIER AND ANNULAR BARRIER SYSTEM AND METHOD
摘要 The present invention relates to an annular barrier system for expanding an annular barrier in an annulus between a well tubular structure and an inside wall of a borehole downhole. The annular barrier system comprises an annular barrier having a tubular part for mounting as part of the well tubular structure, the annular barrier further comprising an expandable sleeve surrounding the tubular part, at least one end of the expandable sleeve being fastened in a fastening means of a connection part in the tubular part. The annular barrier system also comprises a tool for expanding the expandable sleeve by letting a pressurised fluid through a passage in the tubular part into a space between the expandable sleeve and the tubular part.
申请公布号 DK201600758(A1) 申请公布日期 2017.02.13
申请号 DK20160000758 申请日期 2016.12.09
申请人 WELLTEC A/S 发明人 Hallundbæk, Jørgen;Hazel, Paul
分类号 E21B33/12 主分类号 E21B33/12
代理机构 代理人
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