发明名称 IMPROVED DAMPING APPARATUS
摘要 A damping apparatus and method of damping for oil or gas recovery or exploration apparatus is described. In an embodiment, the apparatus has a number of resilient bodies which are configured to be received in a space between a conductor guide and a conductor tube received in the conductor guide. The resilient body is further configured to be attached to at least one of the conductor guide and the conductor tube. In a specific embodiment, the resilient bodies are elongate members which are strapped either to the conductor guide or the conductor tube.
申请公布号 WO2009004337(A2) 申请公布日期 2009.01.08
申请号 WO2008GB02278 申请日期 2008.07.02
申请人 DUELL, MALCOLM 发明人 DUELL, MALCOLM
分类号 E21B17/10;E21B41/08 主分类号 E21B17/10
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