发明名称 Sliding sleeve
摘要 The present invention relates to a sliding sleeve assembly (1) for insertion as part of a casing (4), comprising a tubular part (2) and a tubular sleeve (26). Furthermore, the invention relates to a downhole system comprising a casing string (4) and at least one sliding sleeve assembly and to the use of the sliding sleeve assembly in connection with a casing string in a borehole.
申请公布号 EP2466059(A1) 申请公布日期 2012.06.20
申请号 EP20100195577 申请日期 2010.12.17
申请人 WELLTEC A/S 发明人 HALLUNDBAEK, JOERGEN
分类号 E21B21/10;E21B34/14 主分类号 E21B21/10
代理机构 代理人
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