发明名称 PUMPING SYSTEM AND METHOD FOR RECOVERING FLUID FROM A WELL
摘要 <p>The present invention relates to a pumping system and method for drawing or pumping subsurface fluid (e.g., gas, oil, water, etc.) from a well, particularly a gas well. The pumping system of the present invention includes a pump which displaces fluid in a well into a string of hollow sucker rods during the downward stoke of the pump. The string of hollow sucker rods extends generally to the surface so that the fluids can be directed to collection equipment on the surface.</p>
申请公布号 WO2006083497(A2) 申请公布日期 2006.08.10
申请号 WO2006US00689 申请日期 2006.01.09
申请人 TRC SERVICES, INC. 发明人 JONES, DELBERT, H., JR.
分类号 E21B43/00 主分类号 E21B43/00
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