发明名称 Apparatus for the measuring of fluid levels and pumping of the same
摘要 A device for employing sonic transmissions is utilized to determine fluid level in a well or a container. The device may be utilized while the well is operating. It is known that wells replenish fluid at different rates even in the same formation or well field. Increased well production at minimum pumping cost is achieved for a given well.
申请公布号 US2006133635(A1) 申请公布日期 2006.06.22
申请号 US20040016536 申请日期 2004.12.18
申请人 HILL DAVID R;BURRIS SANFORD A 发明人 HILL DAVID R.;BURRIS SANFORD A.
分类号 H04R17/02 主分类号 H04R17/02
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