发明名称 EQUIPMENT FOR REMOTE LAUNCHING OF CEMENTING PLUGS
摘要 An apparatus for remotely launching cementing plugs is configured such that the length of a dart is not necessarily the same as the corresponding plug to be launched. Such a design presents operational and ergonomic advantages, particularly in an offshore environment. Methods for launching cementing plugs and cementing a subterranean well are also presented.
申请公布号 US2011146986(A1) 申请公布日期 2011.06.23
申请号 US20090640622 申请日期 2009.12.17
申请人 GIEM GREG;GAMBIER PHILIPPE;FITZGERALD CHRIS 发明人 GIEM GREG;GAMBIER PHILIPPE;FITZGERALD CHRIS
分类号 E21B33/13;E21B33/16 主分类号 E21B33/13
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