Invention Grant
- Patent Title: Apparatus and method for pumping well fluids and debris
- Patent Title (中): 用于泵送井液和碎屑的装置和方法
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Application No.: US13029693Application Date: 2011-02-17
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Publication No.: US08522882B2Publication Date: 2013-09-03
- Inventor: Jerry Rich
- Applicant: Jerry Rich
- Agency: Borton Petrini, LLP
- Agent Jeffrey A. Travis
- Main IPC: E21B43/00
- IPC: E21B43/00

Abstract:
A pump system and method comprising a pump barrel adapted for use within a well. A reciprocating plunger disposed within the pump barrel and operatively engaging a connector between the plunger and a pumping unit. The connector operatively engages the pumping unit and further comprises an inner and outer portion with a groove between the inner and outer portions; one or more ports disposed between the inner and outer portions and accessing an inner cavity of the connector; and the inner portion further comprising one or more ports accessing the inner cavity of the connector. The pump system and method further comprising a cage valve to create hydraulic pressure to expel trapped debris.
Public/Granted literature
- US20120211237A1 APPARATUS AND METHOD FOR PUMPING WELL FLUIDS AND DEBRIS Public/Granted day:2012-08-23
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