发明名称 Anti-rotation spray for cementing plugs
摘要 <p>Provided is a method of limiting rotation of a cementing plug during drillout of the cementing plug after cementing a casing in a wellbore, the method comprising: - spraying a durable compound on an inner surface of the casing above float equipment used with the casing; and - urging the cementing plug into the casing with the durable compound thereon, wherein the durable compound causes an interference fit with the cementing plug to limit rotation of the cementing plug as the cementing plug is drilled out.</p>
申请公布号 EP1988253(A2) 申请公布日期 2008.11.05
申请号 EP20080075700 申请日期 2003.06.25
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 BUTTERFIELD, CHARLES A., JR.;ROGERS, HENRY E.;MOORE, SETH R.;GARRETT, DONALD M., JR.;HOLUBEC, RONALD J.;WEBB, EARL D.;STEVENS, MICHAEL D.;HOLDEN, STEVEN L.;ZIMMERMAN, JOHN C.;BADALAMENTI, ANTHONY
分类号 E21B33/16 主分类号 E21B33/16
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