发明名称 METHOD AND APPARATUS FOR PROTECTING DOWNHOLE COMPONENTS WITH INERT ATMOSPHERE
摘要 Methods and systems are provided that enable the removal or reduction of moisture and any other volatile substances within downhole tools. A purging gas can be allowed to flow into the downhole tool, where it begins to interact with and dry the moisture present as well as dilute the gaseous environment therein. Then purging gas then can exit the tool, thereby removing the moisture and any other potentially polluting or corrosive gases in the tool. A vacuum pump and desiccant jar assembly also can be used to further remove moisture from the tool.
申请公布号 WO2012112673(A3) 申请公布日期 2012.11.22
申请号 WO2012US25227 申请日期 2012.02.15
申请人 SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;VENERUSO, ANTHONY;DRENNAN, MICHAEL;CENS, FABIEN;WIESENBORN, KYLE;SIMONETTI, JOHN, J. 发明人 VENERUSO, ANTHONY;DRENNAN, MICHAEL;CENS, FABIEN;WIESENBORN, KYLE;SIMONETTI, JOHN, J.
分类号 E21B33/02;E21B12/00;E21B23/01 主分类号 E21B33/02
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