Oil well pumping unit and method therefor

Details Oil well pumping unit and method therefor Oil well pumping unit and method therefor

2005-03-04

2008-12-02

Kramer, Devon (Department: 3746)

Pumps

Motor driven

Spring or weight motor

C417S390000, C417S904000, C166S068000, C166S069000

Reexamination Certificate

active

07458786

ABSTRACT:
An improved oil well pumping unit and method thereof configured for use on new or existing oil wells. The present invention is for mechanical operation of the subsurface pump and replaces existing mechanical pumping units. The present invention multiplies input purchased energy through mechanical links, pressurized fluid and/or gas, moving weights and counterweights and a control system in order to pump produced fluid through a new or existing conventional reciprocating oil well pump.

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patent: 6585049 (2003-07-01), Leniek, Sr.
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