发明名称 PLUNGER LUBRICATOR HOUSING
摘要 A plunger lubricator housing includes an elongated tubular body formed from a single piece of material. The body has a first end, a second end, an outer surface and an inner surface that defines a plunger receiving interior bore. Radial ports provide fluid communication between the interior bore and the outer surface. Each of the radial ports has a coupling that is recessed into the body.
申请公布号 CA2635993(C) 申请公布日期 2011.10.11
申请号 CA20082635993 申请日期 2008.06.12
申请人 PENTAGON OPTIMIZATION SERVICES INC. 发明人 COMMINS, CHADWICK D.;SMITH, RYAN S.
分类号 E21B33/03;F04B47/12;F16L55/46 主分类号 E21B33/03
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