发明名称 Tree running tool with actuator for latch
摘要 A tree running tool is provided which has a means for actuating a latch for latching a side valve tree to a wellhead. Also disclosed is a tree running tool having an external axially movable actuator, preferably in the form of a sliding piston sleeve which is capable of exerting great forces. Also disclosed is a tree running tool having an external connector unit for connecting the tree running tool to a side valve tree. The connector unit is preferably mounted to the sliding piston sleeve and is for axially mechanically connecting the tree running tool to a linkage extending upwardly from the side valve tree.
申请公布号 US6142233(A) 申请公布日期 2000.11.07
申请号 US19980057645 申请日期 1998.04.09
申请人 KVAERNER DILFIELD PRODUCTS 发明人 WILKINS, ROBERT LEE
分类号 E21B33/038;(IPC1-7):E21B43/03 主分类号 E21B33/038
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