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  1. cjohnson

    Water well pumping test - proportional flow valves

    Needed..recommendation as to type, distributor, etc. of proportional flow valves for use in water well pumping tests. Valves will be used to more accurately control the flow from the wells, hopefully reducing flucuations in flow, which complicate data analysis. Flows of up to 25 GPM out of 1...

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