发明名称 WELLBORE KNOCK-OUT CHAMBER AND RELATED METHODS OF USE
摘要 <p>Disclosed is a downhole knock-out tool for use in a tubing string with a power head for creating reverse flow. The tool has a cylindrical housing with an inner tube in the housing directing well fluids against a knock-out or deflector cone to accumulate debris in the annulus formed between the housing and tube.</p>
申请公布号 CA2782660(C) 申请公布日期 2014.07.22
申请号 CA20112782660 申请日期 2011.01.20
申请人 WELLBORE ENERGY SOLUTIONS, LLC 发明人 KNOBLOCH, BENTON T., JR.;TILLEY, DAVID J.;ROY, TODD J.
分类号 E21B31/08;E21B27/00 主分类号 E21B31/08
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