发明名称 SEAL ASSEMBLY
摘要 A seal assembly is provided that includes an elastomeric portion; a primary extrusion barrier which reinforces the elastomeric portion; and a secondary extrusion barrier disposed between the elastomeric portion and the primary extrusion barrier to prevent entry of the elastomeric portion into open areas in the primary extrusion barrier.
申请公布号 WO2007029214(A2) 申请公布日期 2007.03.15
申请号 WO2006IB53191 申请日期 2006.09.08
申请人 SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT N.V.;LUCAS, CHAD;RODRIGUEZ, OSCAR;HENDRICKSON, JAMES, D.;GROSSER, KAREN;FRANCIS, REGINALD, E. 发明人 LUCAS, CHAD;RODRIGUEZ, OSCAR;HENDRICKSON, JAMES, D.;GROSSER, KAREN;FRANCIS, REGINALD, E.
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