Wintershall Down Hole Pumps: More Productivity, Flexibility and Safety Tough application Efficient and flexible down hole pump drive, adapted to difficult oil extraction conditions. Ingenious solution The state-of-the-art electro- hydraulic down hole pump drive system R7 replaces the previous mechanical “nodding” pumpjack. Exactly „Simple and quick adjustment to suit varying production and inflow conditions makes for perfect pumping p

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