WELLBORE ISOLATION TOOL USING SEALING ELEMENT HAVING SHAPE MEMORY POLYMER
摘要
<p>Anti-extrusion devices, packer elements, and inflatable packers include shape memory polymer (SMP) materials to enhance the operation of a packer, a bridge plug, or other downhole isolation tool. Seal system use seals of various material including SMP materials as booster for the seal produced. Tool for flow shut-off and sliding sleeve applications use SMP materials to open or close off flow through a tool.</p>
申请公布号
CA2882455(A1)
申请公布日期
2010.11.04
申请号
CA20102882455
申请日期
2010.04.30
申请人
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
发明人
INGRAM, GARY;BRAMWELL, JACOB;BANTA, DEBORAH L.;NGUYEN, MINH-TUAN;FAGLEY, STONE;GANDIKOTA, VARADARAJU;WILSON, PAUL;JOHNSON, CHRIS